Re: [alsa-devel] [HDA Intel/STAC92xx] mic not working (retasking?)...

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At Wed, 27 Jun 2007 21:28:43 +0100,
Daniel J Blueman wrote:
> 
> With both 2.6.20 and 2.6.22 kernels on Ubuntu 7.04 on my Sony Vaio
> SZ240, I'm unable to get my mic connector working at any cost.
> 
> Well, almost...reading from /dev/dsp, I do see a minute change from
> 127 for 126 or 128 if I tap my external mic. This would imply the
> jack-retasking feature of this darn STAC chipset, right?
> 
> How can I change the jack retasking with the Intel HDA drivers or get
> further insight into this problem?

First, show the contents of /proc/asound/card0/codec#* files...


Takashi


> 
> Thanks in advance,
>   Daniel
> 
> --- [1]
> 
> $ lspci -s0:1b.0
> 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High
> Definition Audio Controller (rev 02)
> 
> $ aplay -l
> **** List of PLAYBACK Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> 
> $ arecord -l
> **** List of CAPTURE Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
>   Subdevices: 2/2
>   Subdevice #0: subdevice #0
>   Subdevice #1: subdevice #1
> 
> $ amixer info
> Card default 'Intel'/'HDA Intel at 0xde400000 irq 22'
>   Mixer name    : 'SigmaTel CXD9872RD/K'
>   Components    : 'HDA:83847661 HDA:14f12bfa'
>   Controls      : 6
>   Simple ctrls  : 5
> 
> $ amixer controls
> numid=2,iface=MIXER,name='Master Playback Switch'
> numid=1,iface=MIXER,name='Master Playback Volume'
> numid=6,iface=MIXER,name='PCM Playback Volume'
> numid=5,iface=MIXER,name='Capture Source'
> numid=4,iface=MIXER,name='Capture Switch'
> numid=3,iface=MIXER,name='Capture Volume'
> 
> $ amixer scontrols
> Simple mixer control 'Master',0
> Simple mixer control 'PCM',0
> Simple mixer control 'Line',0
> Simple mixer control 'Mic',0
> Simple mixer control 'Capture',0
> 
> $ amixer contents
> numid=2,iface=MIXER,name='Master Playback Switch'
>   ; type=BOOLEAN,access=rw------,values=2
>   : values=on,on
> numid=1,iface=MIXER,name='Master Playback Volume'
>   ; type=INTEGER,access=rw------,values=2,min=0,max=127,step=0
>   : values=66,66
> numid=6,iface=MIXER,name='PCM Playback Volume'
>   ; type=INTEGER,access=rw---RW-,values=2,min=0,max=255,step=0
>   : values=230,230
>   | dBscale-min=-51.00dB,step=0.20dB,mute=0
> numid=5,iface=MIXER,name='Capture Source'
>   ; type=ENUMERATED,access=rw------,values=1,items=2
>   ; Item #0 'Line'
>   ; Item #1 'Mic'
>   : values=1
> numid=4,iface=MIXER,name='Capture Switch'
>   ; type=BOOLEAN,access=rw------,values=2
>   : values=on,on
> numid=3,iface=MIXER,name='Capture Volume'
>   ; type=INTEGER,access=rw---R--,values=2,min=0,max=15,step=0
>   : values=15,15
>   | dBscale-min=0.00dB,step=1.50dB,mute=0
> -- 
> Daniel J Blueman
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel@xxxxxxxxxxxxxxxx
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> 

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