Re: Lenovo Legion M600 wireless bluetooth mouse connected and paired yet not working

[Andrey Butirsky <butirsky@gmail.com>]

On 2/19/2022 12:38 AM, Luiz Augusto von Dentz wrote:
> Hi Andrey,
>
> On Fri, Feb 18, 2022 at 1:26 PM Andrey Butirsky <butirsky@gmail.com> wrote:
>> Hi Luiz,
>>
>> On 2/19/2022 12:15 AM, Luiz Augusto von Dentz wrote:
>>> Hi Andrey,
>>>
>>> On Fri, Feb 18, 2022 at 3:55 AM Andrey Butirsky <butirsky@gmail.com> wrote:
>>>> Important addition: the mouse does work on Android 8.10.
>>>>
>>>> Does it mean Android has that special HID driver that missed on Linux?
>>>> 8.10 came out long before the mouse even existed..
>>>>
>>>> Do you have explanation?
>>> No, in fact android seems to also be using UHID, does it uses a vendor
>>> app to set it up?
>> No, it just works right away after connecting from Settings.
>>
>> Also, the mouse works on Windows, without additional software. It's
>> detected as "Bluetooth Low Energy GATT compliant HID device" there.
> Did you manage to test with latest git? Note that windows does seem to
> handle composite HoG device:
>
> https://github.com/bluez/bluez/issues/258
Thanks, updated the issue with info. My device is probably composite 
indeed, as these ones:

https://github.com/kyokenn/rogdrv#rogdrv

I tried BlueZ master but userspace only.


> Btw, it could be due to:
>
> https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=aa699cb762a02ec7409940ddcfe65b788de8270d
>
> There were some systems (afaik 32bits) with a problem with the header
> copy we had.
My system is 64-bit. Do you think it's still worth to try to update 
BlueZ kernel part? If so, what is the procedure?
Didn't find how to build BlueZ out-of-tree kernel modules or something..