[alsa-devel] Creative X-Fi 51 Pro Support

Clemens Ladisch clemens at ladisch.de
Sat Oct 15 23:58:57 CEST 2011

Christian Hoff wrote:
> I just bough and installed a new Creative X-Fi 51 Pro USB sound card.
> The card works, but it recognized as a full speed 1.1 device instead
> of high speed (usb 2.0).
> I would like to fix this in ALSA - probably some kind of vendor-
> specific quirk is needed which tells the card that it can safely turn
> on its high-speed capabilities.

The Audigy 2 NX works like that.

> Now what I would need is some sort of technical input from Creative.

The Audigy 2 NX boot quirk was reverse engineered.


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