Re: [linux-usb-devel] PCI quirks not handled and config space differences on resume from S3

[Erik Slagter <erik-KW7PGP3XNp7a5EbDDlwbIw@public.gmane.org>]

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> On Tue, 2005-08-16 at 11:52 -0400, Alan Stern wrote:
> > > > The uhci-hcd driver _does_ restore the config space for its devices 
> > > > properly.
> > > 
> > > Apparently something is sort of wrong though, because I need to rmmod
> > > uhci_hcd and hci_usb before suspending, otherwise nasty things happen.
> > 
> > Can you be more specific?  Start with the kernel version you're using.  
> > What happens if you rmmod hci_usb and leave uhci_hcd alone?  What shows up 
> > in dmesg?  What shows up if you set CONFIG_USB_DEBUG?

> Hmm, it DOES seem to work with UHCI_HCD (in other words, it works if I
> only have USB1.1 devices connected).

> Then probably I've had problems with USB2.0 devices connected, so maybe
> the EHCI_HCD driver is not suspend-safe? I will try that when at home.

Tried and not happening anymore. This means I have been grumpy without valid
cause and you've been doing great work!

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