Re: Trackpoint on Thinkpad X1 Carbon (5th gen)

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On 30 May 2017 at 19:24, Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> wrote:
> On Tue, May 23, 2017 at 11:12 AM, Damjan Georgievski <gdamjan@xxxxxxxxx> wrote:
>> On 19 May 2017 at 22:12, Damjan Georgievski <gdamjan@xxxxxxxxx> wrote:
>>> Hi all,
>>> the trackpoint on the  Thinkpad X1 Carbon (5th gen) (model 20HQ) is
>>> recognised as:
>>> "ImPS/2 Generic Wheel Mouse" while typically it should be "TPPS/2 IBM
>>> TrackPoint".
>>
>> the following patch[1] adds the X1 Carbon gen 5 to work with the
>> rmi4_smbus support, there are some issues though:
>> - the touchpad _seems_ to be working a bit better (at least that's
>> what I feel like)
>> - the trackpoint moves too fast
>> - middle click scrolling is not enabled and can't be set with xinput
>>
>> Can I do someting to improve/test the trackpoint issues, before
>> submiting this for merging?
>>
>> ps.
>> also, when this is aplied the touchpad and trackpoint are recognized as
>>> ⎜   ↳ AlpsPS/2 ALPS DualPoint Stick             id=12   [slave  pointer  (2)]
>>> ⎜   ↳ AlpsPS/2 ALPS DualPoint TouchPad          id=14   [slave  pointer  (2)]
>
> This is surprising that device on F03 pass-through port managed to
> respond to ALPS queries...


actually the touchpad seems to be recognized as
⎜   ↳ Synaptics TM3289-002                      id=12   [slave  pointer  (2)]

and the other two ALPS devices are the trackpoint and its buttons
(which I beleive are connected to the touchpad)


> Masaki, is there a chance to make ALPS detection more robust here as I
> do not believe we are dealing with ALPS device here.


Is there anything else I can test?



-- 
damjan
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