On Sat, 6 Mar 2004, Jon-o Addleman wrote:
> I've been using alsa for a while with my Turtle Beach Santa Cruz card
> (using the cs46xx driver). Until upgrading to kernel 2.6.x, multichannel
> playing worked beautifully - I could just play whatever sounds I wanted,
> and they'd be mixed together automatically. I never had to do any
> .asoundrc editing, or mess with dmix plugins or any of that. I assume
> that it was using the hardware mixer on the card itself...
>
> Now that I'm using 2.6 though, none of that works. If I try to play a
> sound while another program is playing something, it just sits there
> until the first program is done, then plays it afterwards.
>
> Also, I've noticed that aplay -l no longer lists nearly as many devices
> - it used to list about 30 (presumably for for each potential
> multiplexed sound), but now only lists one output!
>
> **** List of PLAYBACK Hardware Devices ****
> card 0: CS46xx [Sound Fusion CS46xx], device 0: CS46xx [CS46xx]
> Subdevices: 1/1
> Subdevice #0: subdevice #0
>
> This has the extra problem that I can't use the rear output at all
> (which I gather would normally be accessed with hw:0,1 or something
> similar)
>
> The only other change I see is that many of the mixer channels have
> vanished - I don't know if that's related, but I imagine so.
>
> Anyone have any idea what could have happened? Will I just have to use
> the dmix plugin and give up hope on getting the rear channel working?
> I sure hope not...
Enable CS46XX_NEW_DSP option when you configure the ALSA CS46XX driver.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project, SuSE Labs
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