From mboxrd@z Thu Jan  1 00:00:00 1970
From: Takashi Iwai <tiwai@suse.de>
Subject: Re: Conexant CX20561 - Microphone problems
Date: Thu, 05 Nov 2009 12:42:46 +0100
Message-ID: <s5heiodgpu1.wl%tiwai@suse.de>
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To: Shawn Starr <shawn.starr@rogers.com>
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At Thu, 5 Nov 2009 06:34:36 -0500,
Shawn Starr wrote:
> 
> > > The interference is coming from: ALSA Capture on default (seems to be the
> > > digital device), yet HDA Intel [CONEXANT Analog] has no such
> > > interference.
> > 
> > I don't understand what you mean here at all....
> > 
> I'm not understanding what 'default' is in this case.  How many capture 
> (microphone) inputs does this device have?   It really seems strange to me 
> that one capture input has so much interference.  I just don't know what it is 
> using.
> 
> **** List of CAPTURE Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
>   Subdevices: 0/1
>   Subdevice #0: subdevice #0

So, you have only this PCM stream for capture.


> **** List of PLAYBACK Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
>   Subdevices: 0/1
>   Subdevice #0: subdevice #0
> card 0: Intel [HDA Intel], device 1: Conexant Digital [Conexant Digital]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0

These are for playback, not capture.


Takashi