Re: Cannot use the logitech k520 (046d:c52b) to unlock my luks disk at boot time

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Ok so the bug originates form the fact that the driver is not in initrd?

I'm far from a kernel developper, so what could my next step be?

-Do you have enough information for now, (ergo, I do nothing)?
-Should I re-file this bug with the initrd guys?
-Should I file a bug that the kernel Makefile default settings are not
up to par (since 'make install' creates the initrd image)?
-Or should I do something else?

Op 08-07-15 om 16:55 schreef Jiri Kosina:
> On Wed, 8 Jul 2015, Jiri Kosina wrote:
> 
>>>>>> Bug as submitted on: https://bugzilla.kernel.org/show_bug.cgi?id=100631
>>>>>>
>>>>>> Mailing it to this mailing list on advice of greg k-h
>>>>>>
>>>>>> ------------------------------------------------------------------------------
>>>>>>
>>>>>> Cannot use the logitech k520 (046d:c52b) to unlock my luks disk at boot time
>>>>>>
>>>>>>  Hitting keyboard keys of this specific kayboard does not register while entering the disk unlock password
>>>>>>
>>>>>> In the 3.x mail line kernels this does work.
>>>>>> in the 4.1 mainline kernel a corded hid keyboard does work but this specific keyboard does not work anymore.
>>>>>>
>>>>>> The keybaord works fine after boot
>>
>> Do you have the driver (hid-logitech-hidpp) present in the initrd? It 
>> needs to be loaded at the time you are trying to use the keyboard.
> 
> To be more specific -- prior to the commit you bisected to, the keyboard 
> has been driven (in basic mode) by generic HID driver ('hid').
> 
> After that commit, it's being driven (in a full-featured mode) by hid++ 
> driver (hid-logitech-hidpp), and therefore you need to have that driver 
> present in any environment you are willing to use the keyboard in.
> 
> That should normally be handled by your mkinitrd (or whatever mechanism 
> you are using to generate the initrd) though.
> 
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