Re: [Bugme-new] [Bug 12340] New: [regression] USB keyboard no longer recognised

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On Thu, 1 Jan 2009, Németh Márton wrote:

> >> Current result in case of 2.6.27: USB keyboard starts to work
> >> Current result in case of 2.6.28: USB keyboard does not work
> >>
> > 
> > Is it input/HID, or USB?
> 
> The same USB keyboard is working correctly with Clevo D410J laptop with 2.6.28,
> so I guess it might be an USB problem.

The dmesg logs clearly show that it is an HID problem.  In 2.6.27 the 
device is registered with the input layer as a keyboard, but in 2.6.28 
it isn't.

Perhaps a usbmon trace would help (see Documentation/usb/usbmon.txt).

Alan Stern

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