Messages in this thread | | | Date | Thu, 16 Jun 2011 23:10:18 -0400 (EDT) | Subject | Re: [PATCH] sky2: avoid using uninitialized variable | From | David Miller <> |
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From: Stephen Hemminger <shemminger@vyatta.com> Date: Tue, 14 Jun 2011 00:02:30 -0400
> In my experience if phy reads once successfully, it is going > to read every time. If there is a problem it only happens on > the first access (powered off, bad timing, etc).
It also happens when the PHY can't get a response for a certain register, for whatever reason, before internal hw timeouts trigger.
Please, check all MII accesses. That's what I do in every driver I've written.
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