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Date: Mon, 19 Jan 2009 17:14:18 +1300
From: Mark Kirkwood <markir@paradise.net.nz>
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Subject: Re: Sound only on 1 channel, plus other quirks post snd_hda import
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Mark Kirkwood wrote:
> I am running RELENG_7 from 12 Jan, I noticed that I am only getting 
> sound on 1 channel. Also opening up "Volume Control" from Gnome and 
> altering either of "Volume" or "PCM" produces crackles on the non 
> functioning channel, and kills susbsequent sound output on either 
> channel!
>
>
> I have hw.snd.maxautovchans=2 set in /etc/sysctl.conf - I'm wondering 
> if that is wrong these days.
>
>

Removing this makes no difference.

Also here is output from /dev/sndstat:

FreeBSD Audio Driver (newpcm: 32bit 2007061600/i386)
Installed devices:
pcm0: <HDA Analog Devices AD1986A PCM #0 Analog> at cad 0 nid 1 on hdac0 
kld snd_hda [MPSAFE] (1p:1v/1r:1v channels duplex default)
pcm1: <HDA Analog Devices AD1986A PCM #1 Digital> at cad 0 nid 1 on 
hdac0 kld snd_hda [MPSAFE] (1p:1v/0r:0v channels)


regards

Mark