[alsa-devel] [Q] Writing an alsa module for usb audio & video capture device

Clemens Ladisch clemens at ladisch.de
Wed Jun 6 19:26:36 CEST 2012

Ezequiel Garcia wrote:
> 1. Why do I need to write another module for my device? Is it not
> possible to make it work
> with snd-usb-audio?

Of course it is possible; just make it USB Audio class compliant.

> 2. The device uses ac97 chip, could I use some ac97 common code
> instead of rewriting it myself?

The AC'97 code is for managing codecs on an AC'97 bus, but the bus
inside a USB device is not directly accessible to code on the host.


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