Hi Alan and others,
Due to priority with other issues we currently stop investigating
this problem.
Thanks very much so far and if I have some new insights if/when we
continue I'll keep the list posted.
regards,
Niels Sterrenburg
> On Thu, 16 Mar 2006, Niels Sterrenburg wrote:
>
>> Hi Alan,
>>
>> Thanks for the quick reaction.
>>
>> > However, I don't understand the last line of your log. After the
>> second
>> > port reset, why isn't there another "port 1 high speed" line? Why did
>> the
>> > status change to 000000? It should be 001005, like it was after the
>> first
>> > reset.
>> I have aranged myself a USB2 protocol analyzer, so I'll check whats
>> happening on the bus.
>>
>> > If possible you should move up to 2.6.11, or even better, 2.6.15.
>> I did fuzzle a bit in the ehci_reset as on some boards it complained
>> that ehci_reset failed...
>> I will port 2.6.15 later on but that's not a quick action for now.
>>
>> I'll keep you posted when I discover what it is.
>
> At least apply this patch. It might turn out to be important.
>
> Alan Stern
>
>
>
> --- usb-2.6.10/drivers/usb/core/hub.c 2005-01-03 09:39:35.000000000 -0500
> +++ usb-2.6.10b/drivers/usb/core/hub.c 2006-03-16 11:00:05.000000000
> -0500
> @@ -1375,6 +1375,9 @@ static int hub_port_reset(struct usb_dev
> /* return on disconnect or reset */
> switch (status) {
> case 0:
> + /* TRSTRCY = 10 ms; plus some extra */
> + msleep(10 + 40);
> + /* FALL THROUGH */
> case -ENOTCONN:
> case -ENODEV:
> clear_port_feature(hdev,
>
>
>
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