[FS#256] usb audio doesn't work - "no such device"

[LEDE Bugs]

The following task has a new comment added:

FS#256 - usb audio doesn't work - "no such device"
User who did this - Jo-Philipp Wich (jow-)

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My gut feeling is that you likely miss one or two essential kmods but to rule out other obvious problems please provide the following information:

  * cat /proc/asound/cards
  * ls -lh /dev/snd/
  * lsmod
  * opkg list_installed | grep kmod
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=256#comment719