Re: NOT QUITE: headphones still don't work.
On Tue, 17 Sep 2013 17:32:50 +0100, Klaus wrote:
> On 17/09/13 16:36, Hendrik Boom wrote:
>>
>> How *do* you do it?
>>
>> -- hendrik
>>
>>
> Just learned something over on Lisi's thread :-)
> On my system I get this:
>
>
> $ amixer -c 0 contents | grep -A3 -i "Headphone Playback Switch"
>
> numid=2,iface=MIXER,name='Headphone Playback Switch'
> ; type=BOOLEAN,access=rw------,values=2 : values=on,on
I just tried it and got similar results:
hendrik@notlookedfor:~$ amixer -c 0 contents
numid=15,iface=CARD,name='Headphone Jack'
; type=BOOLEAN,access=r-------,values=1
: values=off
numid=14,iface=CARD,name='Internal Mic Phantom Jack'
; type=BOOLEAN,access=r-------,values=1
: values=on
numid=13,iface=CARD,name='Mic Jack'
; type=BOOLEAN,access=r-------,values=1
: values=off
numid=16,iface=CARD,name='Speaker Phantom Jack'
; type=BOOLEAN,access=r-------,values=1
: values=on
numid=12,iface=MIXER,name='Master Playback Switch'
; type=BOOLEAN,access=rw------,values=1
: values=on
numid=11,iface=MIXER,name='Master Playback Volume'
; type=INTEGER,access=rw---R--,values=1,min=0,max=64,step=0
: values=64
| dBscale-min=-64.00dB,step=1.00dB,mute=0
numid=2,iface=MIXER,name='Headphone Playback Switch'
; type=BOOLEAN,access=rw------,values=2
: values=on,on
numid=1,iface=MIXER,name='Headphone Playback Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=64,step=0
: values=63,63
| dBscale-min=-63.00dB,step=1.00dB,mute=0
numid=21,iface=MIXER,name='PCM Playback Volume'
; type=INTEGER,access=rw---RW-,values=2,min=0,max=255,step=0
: values=255,255
| dBscale-min=-51.00dB,step=0.20dB,mute=0
numid=10,iface=MIXER,name='Mic Boost Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=3,step=0
: values=1,1
| dBscale-min=0.00dB,step=10.00dB,mute=0
numid=6,iface=MIXER,name='Mic Playback Switch'
; type=BOOLEAN,access=rw------,values=2
: values=off,off
numid=5,iface=MIXER,name='Mic Playback Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=31,step=0
: values=0,0
| dBscale-min=-34.50dB,step=1.50dB,mute=0
numid=9,iface=MIXER,name='Capture Switch'
; type=BOOLEAN,access=rw------,values=2
: values=off,off
numid=8,iface=MIXER,name='Capture Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=46,step=0
: values=0,0
| dBscale-min=-17.00dB,step=1.00dB,mute=0
numid=7,iface=MIXER,name='Auto-Mute Mode'
; type=ENUMERATED,access=rw------,values=1,items=2
; Item #0 'Disabled'
; Item #1 'Enabled'
: values=1
numid=18,iface=MIXER,name='Beep Playback Switch'
; type=BOOLEAN,access=rw------,values=2
: values=off,off
numid=17,iface=MIXER,name='Beep Playback Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=31,step=0
: values=0,0
| dBscale-min=-34.50dB,step=1.50dB,mute=0
numid=22,iface=MIXER,name='Digital Capture Volume'
; type=INTEGER,access=rw---RW-,values=2,min=0,max=120,step=0
: values=60,60
| dBscale-min=-30.00dB,step=0.50dB,mute=0
numid=4,iface=MIXER,name='Speaker Playback Switch'
; type=BOOLEAN,access=rw------,values=2
: values=on,on
numid=3,iface=MIXER,name='Speaker Playback Volume'
; type=INTEGER,access=rw---R--,values=2,min=0,max=64,step=0
: values=64,64
| dBscale-min=-63.00dB,step=1.00dB,mute=0
numid=20,iface=PCM,name='Capture Channel Map'
; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
: values=0,0
| | unk-257-0x00000003,0x00000004,
numid=19,iface=PCM,name='Playback Channel Map'
; type=INTEGER,access=r----R--,values=2,min=0,max=36,step=0
: values=0,0
| | unk-257-0x00000003,0x00000004,
>
> and now I can switch the headphone on or off by
>
> $ amixer -c 0 cset numid=2 off,off
>
> numid=2,iface=MIXER,name='Headphone Playback Switch'
> ; type=BOOLEAN,access=rw------,values=2 : values=off,off
>
> $ amixer -c 0 cset numid=2 on,on
>
> numid=2,iface=MIXER,name='Headphone Playback Switch'
> ; type=BOOLEAN,access=rw------,values=2 : values=on,on
>
I seem to have the same numerical ID as you for headphone playback.
Try setting the headphone playback on, as you did, though I suspect it
won't have much effect, since it's already on.
hendrik@notlookedfor:~$ amixer -c 0 cset numid=2 on,on
numid=2,iface=MIXER,name='Headphone Playback Switch'
; type=BOOLEAN,access=rw------,values=2
: values=on,on
hendrik@notlookedfor:~$
and it indeed did not have much effect. But there's another headphone
item on the list:
hendrik@notlookedfor:~$ amixer -c 0 contents | grep Head
numid=15,iface=CARD,name='Headphone Jack'
numid=2,iface=MIXER,name='Headphone Playback Switch'
numid=1,iface=MIXER,name='Headphone Playback Volume'
hendrik@notlookedfor:~$ amixer -c 0 cset numid=15 on,on
and it's off. Replacing the numid in the above comment
hendrik@notlookedfor:~$ amixer -c 0 cset numid=15 on,on
amixer: Control hw:0 element write error: Operation not permitted
it doesn't work, perhaps because it was set to 'off' instead of 'off,
off'.
Trying again with just one 'off':
hendrik@notlookedfor:~$ amixer -c 0 cset numid=15 on
amixer: Control hw:0 element write error: Operation not permitted
hendrik@notlookedfor:~$
still no luck. Doing this as superuser made no difference.
-- hendrik
>
> NB.
> For some strange (to me) reason, when I use "off,off" in the above line,
> the "Master Playback" is also muted (and has to be un-muted to make
> either speaker or headphone work.
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