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

["Németh Márton" <nm127-Y8qEzhMunLyT9ig0jae3mg@public.gmane.org>]

Németh Márton wrote:
> Jiri Kosina wrote:
>> On Thu, 1 Jan 2009, Németh Márton wrote:
>>
>>>>> Steps to reproduce:
>>>>> 1. boot kernel with parameters "rw root=/dev/sdb1 log_buf_len=1M init=/bin/
>>>>> bash"
>>>>> 2. modprobe -k uhci_hcd
>>>>> 3. modprobe -k usbhid
>>>>> 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.
>> Why are you doing the modprobe by hand? Doesn't the module get autoloaded 
>> properly?
> 
> The modules were not autoloaded. This is a minimal test environment with only
> a few binaries in the root directory. Is the "modprobe" binary enough for
> autoloading?

I just was able to try the situation: the modules are not autoloaded.

>> Anyway, in 2.6.28, this keyboard is driven by specialized 'hid-bright' 
>> driver. Does modprobing it by hand fix the problem?
> 
> I'll try the hid-bright module as soon as my laptop gets repaired.

Loading the hid-bright module handles the USB keyboard properly.
But it is still not clear for me why this module is not autoloaded?

Regards,

	Márton Németh

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