Am Donnerstag, den 09.02.2017, 17:30 +0100 schrieb Paul Menzel:
> Dear Johan,
>
>
> On 02/08/17 17:54, Johan Hovold wrote:
> >
> > On Wed, Feb 08, 2017 at 05:41:33PM +0100, Paul Menzel wrote:
> > >
> > > On 02/08/17 16:50, Johan Hovold wrote:
> > > >
> > > > On Wed, Feb 08, 2017 at 04:15:02PM +0100, Paul Menzel wrote:
> > > > >
> > > > > On 02/08/17 14:02, Greg KH wrote:
> > > > > >
> > > > > > On Wed, Feb 08, 2017 at 12:16:44PM +0100, Paul Menzel wrote:
> > > > > > >
> > > > > > > On the server Dell PowerEdge R730 with firmware 2.3.4, and Linux
> > > > > > > 4.9.2, the
> > > > > > > connected USB mouse disconnects and connects again periodically.
> > > > > > > This can be
> > > > > > > reproduced with two different (Logitech) mice.
> > > > > > >
> > > > > > > ```
> > > > > > > $ more /proc/version
> > > > > > > Linux version 4.9.0-1-amd64 ([email protected]) (gcc
> > > > > > > version
> > > > > > > 6.3.0 20161229 (Debian 6.3.0-2) ) #1 SMP Debian 4.9.2-2
> > > > > > > (2017-01-12)
> > > > > > > $ journalctl -o short-precise -k -f
> > > > > > > […]
> > > > > > > Feb 08 12:00:16.193817 poweredger730 kernel: usb 3-2: USB
> > > > > > > disconnect, device
> > > > > > > number 84
> > > > > >
> > > > > > Looks like a hardware issue, the kernel can not cause a device to
> > > > > > disconnect itself.
> > > > > >
> > > > > > Especially as this happens with two different mice, you might want
> > > > > > to
> > > > > > see if there's something wrong with that port.
> > > > >
> > > > > With three devices of the Logitech model 046d:c077 (Logitech, Inc.
> > > > > M105
> > > > > Optical Mouse) the problem could be reproduced on each USB port.
> > > >
> > > > Have you tried enabling the always-poll HID-quirk, which is needed for
> > > > certain devices to prevent issues like this?
> > > >
> > > > See commit bfe3c873e978 ("HID: usbhid: enable always-poll quirk for Elan
> > > > Touchscreen") for an example.
> > >
> > > No, I have not. Is this run-time configurable, or do I need to build the
> > > Linux kernel myself.
> >
> > You'd need to rebuild the kernel.
Hi,
sorry to reheat an old thread, but did anything come out of this?
Do we need to add a quirk?
Regards
Oliver
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