Re: ACPI screwing up USB ehci_hcd with kernel 2.6.16.18

Bjorn Helgaas
2006-06-09T21:34:51Z

On Monday 05 June 2006 10:45, Bjorn Helgaas wrote:
> On Sunday 28 May 2006 13:50, Paul Surgeon wrote:
> > I had a problem with ACPI IRQ routing messing up the USB ehci module.
> > I have to disable the irq routing with apci=noirq in the bootloader config in
> > order to use the ehci module.
> >
> > Failing to do so results in :
> > usb 5-1: new high speed USB device using ehci_hcd and address 3
> > ehci_hcd 0000:00:10.4: Unlink after no-IRQ? Controller is probably using the
> > wrong IRQ.
> >
> > System :
> > Kernel 2.6.16.18
> > Chipset VIA KT400A
>
> Can you open a bug report at http://bugzilla.kernel.org in the ACPI
> category? Please attach the complete dmesg log both with and without
> "acpi=noirq".

Did you resolve this problem? If you can collect some information, we
can probably fix the problem.

Bjorn