Test again and can not reproduce this issue.
Steps
1. install oem image
2. sudo apt-get update and dist-upgrade to kernel version as following
Linux u-Precision-5510 3.19.0-75-generic #83~14.04.1-Ubuntu SMP Thu Nov 10
10:51:40 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
touchpad is still workable
3. enable -proposed updates
4. sudo apt-get update & upgrade
result
touchpd is still working
u@u-Precision-5510:~$ xinput
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ ELAN Touchscreen id=12 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=14 [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)]
↳ Video Bus id=8 [slave keyboard (3)]
↳ Power Button id=9 [slave keyboard (3)]
↳ Sleep Button id=10 [slave keyboard (3)]
↳ Integrated_Webcam_HD id=11 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=13 [slave keyboard (3)]
↳ Dell WMI hotkeys id=15 [slave keyboard (3)]
↳ Intel HID event filter id=16 [slave keyboard (3)]
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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-lts-vivid in Ubuntu.
https://bugs.launchpad.net/bugs/1644719
Title:
Touchpad stops working on Dell Precision 5510 after system upgrade
Status in linux-lts-vivid package in Ubuntu:
New
Bug description:
Machine: Dell Precision 5510 (1028:06E5)
After:
1. Enable proposed
2. sudo apt update; sudo apt upgrade
3. Reboot
Touchpad is not working anymore, and disappears from xinput, dmesg.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.19.0-75-generic 3.19.0-75.83~14.04.1
ProcVersionSignature: Ubuntu 3.19.0-75.83~14.04.1-generic 3.19.8-ckt22
Uname: Linux 3.19.0-75-generic x86_64
NonfreeKernelModules: nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.14.1-0ubuntu3.21
Architecture: amd64
CurrentDesktop: Unity
Date: Fri Nov 25 01:19:39 2016
DistributionChannelDescriptor:
# This is a distribution channel descriptor
# For more information see
http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-trusty-amd64-osp1-20150721-1
InstallationDate: Installed on 2016-11-24 (0 days ago)
InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary
20150721-23:28
SourcePackage: linux-lts-vivid
UpgradeStatus: No upgrade log present (probably fresh install)
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-lts-vivid/+bug/1644719/+subscriptions
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