On Saturday 30 December 2006 7:39 pm, Alan Stern wrote:
> On Thu, 21 Dec 2006, matthieu castet wrote:
> > On which event we leave QH_STATE_UNLINK state ?
Completion of unlink ... ideally by the IAA irq, but also potentially
by the watchdog timer for the cases where VIA hardware loses that IRQ.
N
On Thu, 21 Dec 2006, matthieu castet wrote:
> >> I tried the device on a computer using 2.6.19 and a NEC EHCI controller
> >> (upd720102), and I got the same problem.
> >>
> >> Seems the bug is not in the usb host hardware.
> >
> > Can you provide more detailed debugging information for the NEC
Hi Alan,
Alan Stern wrote:
> On Sat, 9 Dec 2006, matthieu castet wrote:
>
>> Alan Stern wrote:
>>> On Fri, 13 Oct 2006, matthieu castet wrote:
Yes may be it depends of the usb device. I didn't see any problem with a
usb mass storage.
>>> Can you try using the troublesome device on a di
On Sat, 9 Dec 2006, matthieu castet wrote:
> Alan Stern wrote:
> > On Fri, 13 Oct 2006, matthieu castet wrote:
> >> Yes may be it depends of the usb device. I didn't see any problem with a
> >> usb mass storage.
> >
> > Can you try using the troublesome device on a different computer?
> > Pref
Alan Stern wrote:
> On Fri, 13 Oct 2006, matthieu castet wrote:
>> Yes may be it depends of the usb device. I didn't see any problem with a
>> usb mass storage.
>
> Can you try using the troublesome device on a different computer?
> Preferably with the same kind of motherboard?
>
I tried the d
On Fri, 13 Oct 2006, matthieu castet wrote:
> Hi,
>
> Alan Stern wrote:
> > On Fri, 13 Oct 2006, matthieu castet wrote:
>
> >>It seems to work fine with ohci.
> >
> I was menaing usb 1, so uhci on this board. But I suppose it is the same
> conclusion.
Yes.
> > Maybe their controllers don't h
Hi,
Alan Stern wrote:
> On Fri, 13 Oct 2006, matthieu castet wrote:
>>It seems to work fine with ohci.
>
I was menaing usb 1, so uhci on this board. But I suppose it is the same
conclusion.
> Maybe their controllers don't have the bug. That is, maybe it's a real
> malfunction rather than a d
On Fri, 13 Oct 2006, matthieu castet wrote:
> Hi,
>
> Alan Stern wrote:
> > On Wed, 4 Oct 2006, matthieu castet wrote:
> >
> >
> >>>By the way, the error messages in your log indicated some sort of problem
> >>>with your EHCI USB controller. That's why the unexpected disconnections
> >>>kept
Hi,
Alan Stern wrote:
> On Wed, 4 Oct 2006, matthieu castet wrote:
>
>
>>>By the way, the error messages in your log indicated some sort of problem
>>>with your EHCI USB controller. That's why the unexpected disconnections
>>>kept happening.
>>>
>>>It might even be a hardware problem. If it
On Wed, 4 Oct 2006, matthieu castet wrote:
> > By the way, the error messages in your log indicated some sort of problem
> > with your EHCI USB controller. That's why the unexpected disconnections
> > kept happening.
> >
> > It might even be a hardware problem. If it is, the patch won't fix i
Hi,
Alan Stern wrote:
>>you mean
>>http://www.kernel.org/git/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=26f953fd884ea4879585287917f855c63c6b2666;hp=353a4098c61272b33a02ec5802fb3859fec91a0e
>>
>>?
>
>
> Yes, that's the one.
>
>
>>Could it be possible to use it on 2.6.
On Tue, 3 Oct 2006, matthieu castet wrote:
> Alan Stern wrote:
> >
> > You could try using 2.6.18-mm1. There was a change made to ehci-hcd in
> > order to work around a bug in the VIA controllers. It looks like that
> > same bug may be affecting you.
> >
> you mean
> http://www.kernel.org/g
Alan Stern wrote:
>
> You could try using 2.6.18-mm1. There was a change made to ehci-hcd in
> order to work around a bug in the VIA controllers. It looks like that
> same bug may be affecting you.
>
you mean
http://www.kernel.org/git/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=co
On Mon, 2 Oct 2006, matthieu castet wrote:
> Hi,
>
> Alan Stern wrote:
>
> >
> >
> > You can start by turning on CONFIG_USB_DEBUG for your kernel and then
> > posting a copy of the dmesg log showing what happens when one of those
> > peculiar disconnects occurs. Post also a stack trace (Alt
Hi,
Alan Stern wrote:
>
>
> You can start by turning on CONFIG_USB_DEBUG for your kernel and then
> posting a copy of the dmesg log showing what happens when one of those
> peculiar disconnects occurs. Post also a stack trace (Alt-SysRq-T); the
> khubd process is the one that matters most.
On Sun, 1 Oct 2006, Matthieu CASTET wrote:
> On Sun, 01 Oct 2006 13:07:36 +, Matthieu CASTET wrote:
>
> > Hi,
> >
> > I am using 2.6.18 kernel.org linux kernel on a via ehci controller
> > (1106:3104 (rev 82)).
> >
> > When using a wifi dongle (zd1211), sometimes the device disconnect for a
On Sun, 01 Oct 2006 13:07:36 +, Matthieu CASTET wrote:
> Hi,
>
> I am using 2.6.18 kernel.org linux kernel on a via ehci controller
> (1106:3104 (rev 82)).
>
> When using a wifi dongle (zd1211), sometimes the device disconnect for an
> unknown reason (there a "usb 4-x: USB disconnect, addres
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