Re: [alsa-devel] [PATCH] ALSA: usb-audio - Capture and duplex support for Digidesign Mbox 1 sound card.

Damien Zammit wrote:

This patch creates a dual endpoint quirk. The quirk interface needs a second audioformat struct for this to work which I called ".data2".

Couldn't you just let .data point to an array of two structs? Regards, Clemens