Re: Elantech SMBus support regression

From: Benjamin Tissoires
Date: Wed Dec 12 2018 - 09:25:53 EST


sorry for the late reply. I was always meaning to fix this the proper
way but couldn't dedicate a full day of work to go to the bottom of

Meanwhile, I am thinking at simply having a blacklist of devices that
we know are not working well (P52, L480, L580 and P72).

Could you get the value of /sys/bus/serio/devices/serio1/firmware_id
from all of these laptops?
I know the P52 is LEN2131, but I don't seem to find the other PNPIds.


On Thu, Nov 22, 2018 at 5:22 AM Kai Heng Feng
<kai.heng.feng@xxxxxxxxxxxxx> wrote:
> Hi Benjamin,
> It appears the Elantech SMBus support breaks some usersâ touchpad.
> Please have a look at [1] [2], thanks!
> [1]
> [2]
> Kai-Heng