Comment 25 for bug 1590590

Revision history for this message
A. Richard Miller (themillers) wrote : Re: [Bug 1590590] Re: Touchpad not recognized on Dell Latitude E7470 Ultrabook

See attached.

--Dick Miller, Partner, MMS <<email address hidden>
<mailto:<email address hidden>>>

On 10/07/2016 04:02 AM, bagl0312 wrote:
> I found a workaround to invert the two finger scrolling behavior.
> It is enough to add a file .Xmodmap in the home dir with the following content:
>
> $ cat .Xmodmap
> pointer = 2 3 5 4 6 7 8 9 10
>
> (note that the forth and fifth numbers are swapped)
>
> This invert the two finger scrolling direction, but unfortunately also
> the direction of scrolling of the wheel of an external mouse, if used...
>
> Anyway, for those using only the touchpad I think it is a good,
> temporary compromise :)
> -- You received this bug notification because you are subscribed to
> xserver-xorg-input-synaptics in Ubuntu. Matching subscriptions: A.
> Richard Miller https://bugs.launchpad.net/bugs/1590590 Title: Touchpad
> not recognized on Dell Latitude E7470 Ultrabook Status in linux
> package in Ubuntu: Triaged Status in xserver-xorg-input-synaptics
> package in Ubuntu: Confirmed Bug description: Expected: Touchpad
> settings available in Mouse & Touchpad Settings dialog Actual result:
> Touchpad settings missing entirely Details: The touchpad on my Dell
> Ultrabook (Latitude E7470) functions mostly. The settings for the
> touchpad are not available at all in the Mouse and Touchpad settings
> (see http://i.imgur.com/YRGiOrj.png). Two-finger scrolling works as
> expected except it's using "Natural Scrolling" by default and there is
> no way to change it. xinput list does not display a touchpad at all: ⎡
> Virtual core pointer id=2 [master pointer (3)] ⎜ ↳ Virtual core XTEST
> pointer id=4 [slave pointer (2)] ⎜ ↳ ELAN Touchscreen id=11 [slave
> pointer (2)] ⎜ ↳ ImPS/2 Generic Wheel Mouse id=13 [slave pointer (2)]
> ⎣ Virtual core keyboard id=3 [master keyboard (2)] ↳ Virtual core
> XTEST keyboard id=5 [slave keyboard (3)] ↳ Power Button id=6 [slave
> keyboard (3)] ↳ Video Bus id=7 [slave keyboard (3)] ↳ Power Button
> id=8 [slave keyboard (3)] ↳ Sleep Button id=9 [slave keyboard (3)] ↳
> Integrated_Webcam_FHD id=10 [slave keyboard (3)] ↳ AT Translated Set 2
> keyboard id=12 [slave keyboard (3)] ↳ Dell WMI hotkeys id=14 [slave
> keyboard (3)] ↳ DELL Wireless hotkeys id=15 [slave keyboard (3)]
> /proc/bus/input/devices lists the device as a "Generic Wheel Mouse"
> Output of `lsb_release -rd`: Description: Ubuntu 16.04 LTS Release:
> 16.04 xserver-xorg-input-synaptics version information:
> xserver-xorg-input-synaptics: Installed: 1.8.2-1ubuntu3 Candidate:
> 1.8.2-1ubuntu3 Version table: *** 1.8.2-1ubuntu3 500 500
> http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 100
> /var/lib/dpkg/status To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1590590/+subscriptions
>