Re: [alsa-devel] [PATCH] snd-usb-audio with multiple audio functions

Rolf Meeser wrote:

• if (usb_chip[i] &&
  

• 	(usb_chip[i]->dev == dev) &&
  

• 	(usb_chip[i]->ctrl_intf) &&
  

• 	(usb_chip[i]->ctrl_intf->desc.bInterfaceNumber == ifnum)) {
  

Many audio devices with multiple vendor-specific interfaces do not have a control interface. This code would split them into multiple cards.

Regards, Clemens