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SubjectRe: [b43] usb device disconnects automatically after 1s
Date
On Thursday 17 March 2011 00:35:02 Rafał Miłecki wrote:
> 2011/3/16 Mihai Donțu <mihai.dontu@gmail.com>:
> > Added linux-usb and linux-wireless to CC.
> >
> > On Thursday 17 March 2011 00:18:31 Mihai Donțu wrote:
> >> Hi,
> >>
> >> I have just upgraded to 2.6.38 and discovered that I can't use my
> >> wireless device (BCM4312 802.11a/b/g). I press Fn + F2, the bluetooth
> >> led lights and after a second it turns off by itself. In dmesg I'm
> >> seeing the following:
> >>
> >> [ 88.167212] usb 1-2.2: new full speed USB device using ehci_hcd and
> >> address 5
> >> [ 88.782330] usb 1-2.2: USB disconnect, address 5
> >>
> >> I switched to 2.6.37 until I'll have some time to bisect this. In the
> >> mean time I have attached the output of lspci, interrupts and dmesg.
>
> I suspect it's WMI related. What is your machine?

It's a Dell Latitude D520 but I can't find a link with full specs (in
English).

> Please check:
> https://bugzilla.kernel.org/show_bug.cgi?id=31002
> http://comments.gmane.org/gmane.linux.acpi.devel/49577
>
> I can't help you more, I just noticed such a issue reported on ACPI
> ML, you have to dig into this yourself (or someone else may help you).

Thanks for the links. I'll see if I can get anywhere from there.

--
Mihai Donțu
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