[ltp] Odd USB+Suspend problem

Matt Graham linux-thinkpad@linux-thinkpad.org
Tue, 23 Oct 2007 14:44:57 -0700


After a long battle with technology, Mike Kershaw wrote:
> Fresh boot:  USB works fine
>
> Suspend: INTERNAL usb works fine, external USB doesn't.  By this I mean,
> the thumbprint reader and bluetooth modules activate fine, and I can
> toggle the bluetooth module on and off and have it work as expected, but
> all external ports are inactive.  They're detected, but they won't power
> up devices (or see powered devices).
>
> It doesn't seem to matter if I have it remove the ehci/uhci modules
> before suspend or not.

It would really help to know the model# of the Thinkpad that's showing these 
symptoms.  But no, I haven't seen this happen on my T42p.  (It's a boring 
machine... everything Just Works on it (-: )

-- 
   Aye, on the shores of darkness there is light
     And precipices show untrodden green
   There is a budding morrow in midnight
     There is a triple sight in blindness keen...
   --John Keats, "To Homer"
There is no Darkness in Eternity/But only Light too dim for us to see