From: Maxim Levitsky <maximlevitsky@gmail.com>
Date: Wed, 8 Dec 2010 02:22:57 +0000 (+0200)
Subject: firewire: net: add carrier detection
X-Git-Tag: v2.6.38-rc1~444^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18bb36f9fab5980efeff063755c037a622f0231c;p=pandora-kernel.git

firewire: net: add carrier detection

To make userland, e.g. NetworkManager work with firewire, we need to
detect whether cable is plugged or not.  Simple and correct way of doing
that is just counting number of peers.  No peers - no link and vice
versa.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
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