Comment 83 for bug 1745342

On Feb 13, 2018 14:15, "redx" <email address hidden> wrote:

> I have tested the patch and the touch is detected correctly, but if I
> detach and then reattach the dock keyboard, the keyboard stops working
> until i reboot the tablet.
>
> --
> You received this bug notification because you are subscribed to a
> duplicate bug report (1722677).
> https://bugs.launchpad.net/bugs/1745342
>
> Title:
> touchscreen that worked in artful with 4.12 no longer works with 4.13
>
> Status in linux package in Ubuntu:
> In Progress
> Status in linux source package in Artful:
> In Progress
> Status in linux source package in Bionic:
> In Progress
>
> Bug description:
> I have a Dell Venue 11 Pro 7139, and when I installed artful on it
> (before release) it worked fine. Recently (over the xmas break I think
> but I'm not sure; this is not a machine I intended to pay too much
> attention to) the kernel moved from 4.12 to 4.13, and the touchscreen
> has stopped working.
>
> I _think_ the last kernel to work was 4.12.0-13. I haven't done any
> sort of bisection though.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 17.10
> Package: linux-image-4.13.0-31-generic 4.13.0-31.34
> ProcVersionSignature: Ubuntu 4.13.0-31.34-generic 4.13.13
> Uname: Linux 4.13.0-31-generic x86_64
> ApportVersion: 2.20.7-0ubuntu3.7
> Architecture: amd64
> AudioDevicesInUse:
> USER PID ACCESS COMMAND
> /dev/snd/controlC0: john 1041 F.... pulseaudio
> /dev/snd/pcmC1D0p: john 1041 F...m pulseaudio
> /dev/snd/controlC1: john 1041 F.... pulseaudio
> Date: Thu Jan 25 10:18:51 2018
> InstallationDate: Installed on 2017-07-10 (198 days ago)
> InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64
> (20170709)
> MachineType: Dell Inc. Venue 11 Pro 7139
> ProcFB: 0 inteldrmfb
> ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-31-generic.efi.signed
> root=UUID=73f0adac-318e-4295-9980-15fb36257cd5 ro quiet splash
> vt.handoff=7
> RelatedPackageVersions:
> linux-restricted-modules-4.13.0-31-generic N/A
> linux-backports-modules-4.13.0-31-generic N/A
> linux-firmware 1.169.2
> SourcePackage: linux
> UpgradeStatus: No upgrade log present (probably fresh install)
> dmi.bios.date: 06/15/2015
> dmi.bios.vendor: Dell Inc.
> dmi.bios.version: A16
> dmi.board.name: 0Y4RMT
> dmi.board.vendor: Dell Inc.
> dmi.board.version: A00
> dmi.chassis.type: 8
> dmi.chassis.vendor: Dell Inc.
> dmi.modalias: dmi:bvnDellInc.:bvrA16:bd06/15/2015:svnDellInc.:
> pnVenue11Pro7139:pvr01:rvnDellInc.:rn0Y4RMT:rvrA00:cvnDellInc.:ct8:cvr:
> dmi.product.name: Venue 11 Pro 7139
> dmi.product.version: 01
> dmi.sys.vendor: Dell Inc.
>
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>