Elantech touchpad (HID over I2C): any work planned?

[Warner Losh]

On Thu, May 9, 2019, 6:13 AM Nikola Lečić <nikola.lecic at anthesphoria.net>
wrote:

> Actually, I was too optimistic in my reporting. The new driver worked
> for me just once -- until reboot. After that, I couldn't get the
> touchpad working again. After usual dmesg lines, any movement on
> touchpad produces endless repeating of this message:
>
>   kernel:       iichid0: no data received
>
> and no effect on cursor.
>
> Scroll down for more bad info.
>
> On Thu, 9 May 2019 11:55:46 +0200
> Marek Zarychta <zarychtam at plan-b.pwste.edu.pl> wrote:
>
> > There is no breakage in suspend/resume due to introducing this driver.
> > It just doesn't work after resume.
>
> Unfortunately, the driver breaks suspend for me (which works just fine
> without it). After 'acpiconf -s3' laptop hangs on ttyv1 with quickly
> blinking mouse cursor and these lines:
>
> ...
> <6>[drm] GPU HANG: ecode 9:1:0xfffffffe, reason: Hang on bcs0, action:
> reset
> drmn0: Failed to idle engines, declaring wedged!
>
> (This is with /boot/modules/i915kms.ko.)
>
> > > 1. I don't have two-finger scrolling and multitouch under X; afaiu
> > > [XYZT] means that I should have more than just two buttons. Am I
> > > right?
> > Vertical scrolling with two fingers works fine.
> > > 2. Can someone share xorg.conf with maximum achievable
> > > functionality at the moment?
> > # cat /etc/X11/xorg.d/mouse.conf
> > Section "InputClass"
> >     Identifier "Touchpad"
> >     Option "Device" "/dev/ims0"
> > EndSection
> >
> > # grep moused /etc/rc.conf
> >
> > moused_enable="YES"
> > moused_flags=" -V -a 1.6 -A 1.3 -U 4 -L 1.5"
> > moused_port="/dev/ims0"
> > moused_ums0_flags=""
>
> Thanks, but for now two-finger scrolling simply doesn't work for me.
> I'll investigate further when I get responsive touchpad again.
>
> > > 3. Is it possible to comment on the phabricator thread without
> > > @freebsd.org address? I guess my comments would be more useful
> > > there.
> > Yes, it's possible. You have to create account on the phabricator
> > first.
>
> I can't create an account; it says: "Email address must be
> @freebsd.org" (I don't have one).
>

Just add a domain. It works.

Warner

-- 
> Nikola Lečić = Никола Лечић  :  https://www.hse.ru/staff/ndlecic
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