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alsactl init: Mute CD Playback volume by default

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The CD analog playback line is seldom used these days, as all
modern players rip the CD and use the DAC on the sound card.
In addition, it causes background hum on some machines.
Therefore keep it muted by default.

BugLink: http://bugs.launchpad.net/bugs/747184
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2011-04-04 11:28:47 +02:00 committed by Takashi Iwai
parent a7bd33957e
commit 70451054e0
1 changed files with 3 additions and 10 deletions
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13
alsactl/init/default
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@ -144,17 +144,10 @@ CTL{name}="Music Playback Switch",CTL{do_search}=="1", \
CTL{values}="on"
CTL{reset}="mixer"
CTL{name}="CD Playback Volume",PROGRAM!="__ctl_search", GOTO=""
# if master volume control is present, turn CD volume to max
ENV{has_pmaster_vol}=="true",CTL{write}=="0dB",GOTO=""
ENV{has_pmaster_vol}=="true",CTL{write}=="100%",GOTO=""
# exception - some HDA codecs have shifted dB range
CTL{dBmin}=="-34.50dB",CTL{dBmax}=="12.00dB",CTL{write}=="0dB",GOTO=""
CTL{dBmin}=="-30.00dB",CTL{dBmax}=="0dB",CTL{write}=="0dB",GOTO=""
CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
LABEL=""
CTL{name}="CD Playback Volume",CTL{do_search}=="1", \
CTL{values}="0%"
CTL{name}="CD Playback Switch",CTL{do_search}=="1", \
CTL{values}="on"
CTL{values}="off"
CTL{reset}="mixer"
CTL{name}="Mono Playback Volume",CTL{do_search}=="1", \