Re: [Alsa-user] Direct memory write for more than 4 channels

[Clemens L. <cla...@go...>]

Bruce wrote:
> I’m having difficulty getting more than 4 playback channels to work
> using alsa callbacks and direct memory write.

Does it work with aplay?

> The 1st 4 channels work OK if I use slot ID 1, but 5th and higher do
> not. Also strange pulsing noises appear on other channels (eg 31,32).

This sounds like a wrong mixer configuration (if the card has any), or
a driver bug.


Regards,
Clemens