snd_hda: sound always via speaker, no sound in headphones

Ariff Abdullah ariff at FreeBSD.org
Wed Sep 19 00:14:59 PDT 2007


On Wed, 19 Sep 2007 08:33:52 +0200
piotr.smyrak at heron.pl wrote:
> On Tue, 18 Sep 2007 20:35:53 +0800, Ariff Abdullah wrote
> > On Mon, 17 Sep 2007 11:35:56 +0200
> > piotr.smyrak at heron.pl wrote:
> > > Hi,
> > > 
> > > I am struggling with Lenovo ThinkCentre A55 and -STABLE:
> > > 
> > > FreeBSD progone 6.2-STABLE FreeBSD 6.2-STABLE #0: 
> > > 	Fri Sep  7 14:07:32 CEST 2007 
> > > 	root at progone:/usr/obj/usr/src/sys/JOB  i386
> > > 
> > > The box has an integrated Intel sound card, that appears 
> > > to be supported only by snd_hda driver.
> > > 
> > > I downloaded and use Ariff's binary modules from:
> > > http://people.freebsd.org/~ariff/lowlatency/
> > > 
> > > I tried to use headphones both connected to the front 
> > > panel as well as to the back, but whenever I start playing 
> > > anything, I get sound from the front panel speaker, and 
> > > the headphones stay mute.
> > >
> > 
> > Since you're using binary modules, try these:
> > 
> >     http://people.freebsd.org/~ariff/test/sound.ko
> >     http://people.freebsd.org/~ariff/test/snd_hda.ko
> 
> Now it's better, I can hear voice both from the speaker as well as 
> in the headphones. Better for me since I can just unplug the 
> speaker wire. Let me know, if you want more testing from me.
> 
> $ cat /dev/sndstat
> FreeBSD Audio Driver (newpcm: 64bit 2007091800/i386)
> Installed devices:
> pcm0: <Intel 82801G High Definition Audio Controller> at memory 
> 0xd0400000 irq 22 kld snd_hda [20070918_0048] [MPSAFE] (1p:2v/1r:1v 
> channels duplex default)
>

Grab snd_hda.ko from above url again. Jack retasking is a tricky
business especially on non-laptop. If this doesn't works, there are
other methods although you probably have to switch it manually through
mixer command (at least it is better rather than pulling the wire).


--
Ariff Abdullah
FreeBSD

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