Re: kernel 2.6.20 works poorly with Zaurus

On 2/28/07, Arieh Skliarouk <[email protected]> wrote:
> Hello,
>
> Recently I upgraded kernel on my desktop to 2.6.20.
>
> Since then, each time I plug in the Zaurus SL-5500 into the USB craddle, the
> "zaurus" kernel module fails to configure, endlessly printing following
> messages into dmesg:
>
> Feb 28 10:32:56 arieh-desktop kernel: usb 3-1: new full speed USB device
> using uhci_hcd and address 5
>  Feb 28 10:32:56 arieh-desktop kernel: usb 3-1: configuration #1 chosen from
> 1 choice
> Feb 28 10:32:56 arieh-desktop kernel: usb0: register 'zaurus' at
> usb-0000:00: 1d.1-1, Sharp Zaurus SL-5x00, 0a:c6:95:39:f2:b2
> Feb 28 10:32:57 arieh-desktop kernel: hub 3-0:1.0: port 1 disabled by hub
> (EMI?), re-enabling...
> Feb 28 10:32:57 arieh-desktop kernel: usb 3-1: USB disconnect, address 5
> Feb 28 10:32:57 arieh-desktop kernel: usb0: unregister 'zaurus' usb-0000:00:
> 1d.1-1, Sharp Zaurus SL-5x00
>
> On machine with 2.6.17, I don't see such problem.
>
> If I remove and reinsert all usb related modules twice, the kernel is able
> to configure the "zaurus" module, and connection works:
>
> rmmod zaurus cdc_ether usbnet
> rmmod ohci_hcd usbhid uhci_hcd ehci_hcd usb_storage usbcore
> sleep 1
> for module in zaurus usbhid ohci_hcd ehci_hcd uhci_hcd;
>  {
>     modprobe $module
> }
>
> Have anybody seen the problem?

Yes, sometimes.

I usually just pick the Z off the cradle and put it back in.

Ajay

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