#19085: nanostation m5 loco xw "loses" interface
------------------------+------------------------
  Reporter:  anonymous  |      Owner:  developers
      Type:  defect     |     Status:  new
  Priority:  normal     |  Milestone:
 Component:  kernel     |    Version:  Trunk
Resolution:             |   Keywords:
------------------------+------------------------

Comment (by cmlara):

 Question:

 Is this actually an issue in trunk?  The boot log is from Kernel 3.10.49
 which may be BB.

 It looks like this may possibly be covered in Kernel 3.16 and newer
 http://permalink.gmane.org/gmane.linux.network/318765
 http://lxr.free-electrons.com/source/drivers/net/phy/at803x.c?v=3.16#L258

 {{{
 258 static void at803x_link_change_notify(struct phy_device *phydev)
 259 {
 260         struct at803x_priv *priv = phydev->priv;
 261
 262         /*
 263          * Conduct a hardware reset for AT8030 every time a link loss
 is
 264          * signalled. This is necessary to circumvent a hardware bug
 that
 265          * occurs when the cable is unplugged while TX packets are
 pending
 266          * in the FIFO. In such cases, the FIFO enters an error mode
 it
 267          * cannot recover from by software.
 268          */
 }}}

 Looks to me like this may catch it.

--
Ticket URL: <https://dev.openwrt.org/ticket/19085#comment:10>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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