Intel High Definition Audio + Skype - echoing

[Ariff Abdullah]

On Wed, 28 Feb 2007 12:17:11 +1100
Norberto Meijome <freebsd at meijome.net> wrote:
> ( apologies if this arrives twice...)
> Hi :)
> I have a Thinkpad z60m with a HDA snd card, using Ariff's drivers
> from 25th Feb ( THANKS for the drivers, Ariff!!:
> 
> $ cat /dev/sndstat 
> FreeBSD Audio Driver (newpcm: 64bit)
> Installed devices:
> pcm0: <Intel 82801F High Definition Audio Controller> at memory
> 0xb0000000 irq 11 kld snd_hda [20070225_0040] (1p/1r/2v channels
> duplex default)
> 
> pciconf -lv 
> [...]
> pcm0 at pci0:27:0: class=0x040300 card=0x05b71014 chip=0x26688086
> rev=0x03 hdr=0x00
>     vendor   = 'Intel Corporation'
>     device   = '82801FB/FR/FW/FRW Intel High DefiNition Audio
>     Controller' class    = multimedia
> [...]
> 
> I'm using Skype 1.2 from ports , skype-1.2.0.18_3  . I've been using
> it for as long as I've been using FreeBSD as desktop/laptop ( a
> year), both on a Toshiba A2 and this Thinkpad, never a problem.
> 
> since I moved to ariff's low latency drivers, my colleagues tell me
> they can hear quite a bit of echo / feedback - I've confirmed today
> this only happens when both someone else and I speak at the same
> time. I cannot hear any kind of feedback. 
> 
> this didn't use to happen with the hdac.ko driver that was around
> before ariff's implementation.
> 
> The settings I'm using are :
>  - all the default sysctl settings
>  - $ mixer
> Mixer vol      is currently set to  61:61
> Mixer pcm      is currently set to  89:89
> Mixer speaker  is currently set to  49:49
> Mixer mic      is currently set to  89:89
> Mixer cd       is currently set to  40:40
> Mixer rec      is currently set to  66:66
> Recording source: mic
> 
> These mixer options are the ones that allows my colleagues on a
> conference to hear me ok - but they still produce some feedback when
> we talk over each other.
> 
> I don't think it is headset related : i have a Sennheiser tiny mic
> that has only 1 ear bud (non usb), and a logitech, non usb, with big
> ear-mufs and mic on the RHS - same result.
> 
> Is there anything I can do? 
> 

Show me your verbose dmesg.


--
Ariff Abdullah
FreeBSD

... Recording in stereo is obviously too advanced
    and confusing for us idiot ***** users :P ........
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