[alsa-devel] How to play music through 3 sound cards simultaneously by aplay

Clemens Ladisch clemens at ladisch.de
Thu Sep 21 10:55:54 CEST 2017


韩 wrote:
> There are three wm8960 codecs in my paltform. I want to test playing music of these three cards at the same time.

How many DMA controllers (PCM devices) are there?  Show the output of "aplay -l".


Regards,
Clemens


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