Re: Detect USB-Card appear/disappear

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On Sat, 17 Jul 2010, Sebastian H. wrote:

> Hello list
>
> I'm looking for a way to detect if an USB-Sound-Card has been
> attached/detached without polling the card list with
> snd_card_next() and friends.
> Does ALSA provide a signaling mechanism for this or is there maybe an
> other Linux way to recommend?

lsusb|grep <nameofcard>

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