Re: [REGRESSION] "bind" a device to a driver doesn't not work anymore

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On Thu, Oct 22, 2009 at 07:48:47PM +0200, Éric Piel wrote:
> Op 22-10-09 18:22, Dmitry Torokhov schreef:
>> On Thu, Oct 22, 2009 at 06:10:52PM +0200, Éric Piel wrote:
>>> Op 21-10-09 22:20, Dmitry Torokhov schreef:
>>>>
>>>> Nothing, as far as I can tell... I see you typing "qwerty"... Does the
>>>> keyboard work in console (let's say if you boot in run level 3 to take X out
>>>> of the picture)? Could you please try compiling evbug module - it will show if
>>>> keyboard events are propagated through input core. Also, whta driver are you
>>>> using in X? Legacy keyboard or evdev?
>>> In the console (in init 3), I haven't managed to reproduce it. In xorg,
>>> the keyboard input uses evdev. Now I've just tried "evtest
>>> /dev/input/event4", when the keyboard doesn't work... and I see the key
>>> presses!
>>>
>>> So I guess it rules out a bug in the kernel, and I have to talk with the
>>> people from Xorg, right?
>>>
>>
>> Yep... but it is still wierd since evdev driver works fine for me...
>> Could it be you are using either too old or too new version of X?
>>
> I don't think so: xorg 1.6.5, with xinput-evdev 2.2.5. They are both  
> latest or second latest stable versions.
>
> In the log I see this:
> (--) SynPS/2 Synaptics TouchPad: touchpad found
> (II) PS/2 Generic Mouse: Device reopened after 1 attempts.
> (EE) AT Translated Set 2 keyboard: device key_bitmask has changed
> (EE) AT Translated Set 2 keyboard: Device has changed - disabling.
>
> Quite a few people seem to have the same problem.

The bitmask should not be changing on it's own... Any chance you could
save contents or /proc/bus/input/devices before suspend and after resume
(when X decides to ditch the keyboard) and diff them?

-- 
Dmitry
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