Re: [linux-audio-user] Re: HDSPmixer problem

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Subject: Re: [linux-audio-user] Re: HDSPmixer problem
From: Martin Wohlleben (Martin.Wohlleben_AT_gmx.de)
Date: Fri Dec 17 2004 - 00:37:02 EET


Am Mittwoch, 15. Dezember 2004 23:12 schrieb Fernando Lopez-Lezcano:
> On Wed, 2004-12-15 at 08:49, Kevin Ernste wrote:
> > UPDATE:
> >
> > I just installed the latest stock Fedora kernel for kicks,
> > 2.6.9-1.681_FC3 (using it's own ALSA modules, not sure what version)
> > and HDSPmixer now works. The outputs show up and peak meters fly the
> > way they should.
> >
> > Unfortunately this kernel is probably not usable without all of
> > Fernando's lowlat goodies, realcap, etc...I was finally getting
> > excellent performance with JACK et al on
> > kernel-2.6.8.1-1.520.2vS7.ll...
> >
> > Is there a newer 2.6.9 kernel rpm (srpm ideally) with lowlat, etc
> > applied out there for testing? I didn't see anything beyond
> > 2.6.8.1-1.520.2vS7.ll in Planet SRPMS.
>
> Coming really really soon to a Planet (CCRMA) near you... I'm currently
> building a 2.6.10-rc3-mm1-v0.7.33-0 kernel (already obsolete, current is
> 33-4 :-), has worked fine in limited tests.
>
> -- Fernando
>
> > On Wed, 15 Dec 2004 03:54:06 -0500, Kevin Ernste <kevinernste_AT_gmail.com>
wrote:
> > > Hello -
> > >
> > > I just installed a new HDSP multiface with PCI on a PlanetCCRMA/FC3
> > > box, kernel 2.6.8.1-1.520.2vS7.ll, ALSA 1.07 (homemade rpms) and am
> > > not seeing any output levels on HDSPmixer (bottom row) despite
> > > actually hearing the signal I expect (sounds great).
> > >
> > > Modules/firmware load beautifully, I can route signal with HDSPmixer
> > > as expected, adjust levels, etc, just no visual feedback from the
> > > outputs row either with vu levels or changing peak values.
> > >
> > > Also on mixer channels that do show vu's (input and internal, top and
> > > middle rows respectively) the yellow peak indicators appear only
> > > randomly every 2-3 seconds or so, sort or popping around without any
> > > clear relation to the signal peak. Something's not right here.
> > >
> > > /sbin/lspci:
> > >
> > > 02:0d.0 Multimedia audio controller: Xilinx Corporation RME Hammerfall
> > > DSP (rev 0b)
> > >
> > > cat /proc/pci:
> > >
> > > Bus 2, device 13, function 0:
> > > Class 0401: PCI device 10ee:3fc5 (rev 11).
> > > IRQ 5.
> > > Master Capable. Latency=255.
> > > Non-prefetchable 32 bit memory at 0xec800000 [0xec80ffff].
> > >
> > > "proc/interrupts says the card is on it's own interrupt, IRQ 5.

I had a similar problem with SUSE 9.2 and the 2.6.8 Kernel. Idon't know if it
is a 2.6.8 problem or a problem of ALSA 1.07 or a combination of both.
Now I work with SUSE 9.1 and a customized 2.6.5 Kernel and the HDSP Mixer work
fine. I hope we will find a solution soon.

Ciao
Martin


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