Compare with the xinput output, the USB id of this touchscreen is
[28c8:0001]
T: Bus=02 Lev=02 Prnt=04 Port=00 Cnt=01 Dev#= 6 Spd=12 MxCh= 0
D: Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=28c8 ProdID=0001 Rev=01.01
S: Manufacturer=UltraChip
S: Product=UCI Touch
C: #Ifs= 2 Cfg#= 1 Atr=a0 MxPwr=100mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
I: If#= 1 Alt= 0 #EPs= 2 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ UltraChip UCI Touch id=10 [slave pointer (2)]
⎜ ↳ UltraChip UCI Touch id=11 [slave pointer (2)]
⎜ ↳ ImPS/2 Generic Wheel Mouse id=15 [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_HD id=12 [slave keyboard (3)]
↳ UVC Camera (114d:1001) id=13 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=14 [slave keyboard (3)]
↳ Dell WMI hotkeys id=16 [slave keyboard (3)]
** Summary changed:
- [Dell Latitude 12 Rugged Extreme 7204] Touchscreen 3-finger / 4-finger
gestures does not work
+ [Dell Latitude 12 Rugged Extreme 7204] UltraChip UCI Touch Touchscreen
[28c8:0001] 3-finger / 4-finger gestures does not work
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https://bugs.launchpad.net/bugs/1340110
Title:
[Dell Latitude 12 Rugged Extreme 7204] UltraChip UCI Touch Touchscreen
[28c8:0001] 3-finger / 4-finger gestures does not work
Status in HWE Next Project:
Confirmed
Status in linux package in Ubuntu:
Confirmed
Bug description:
CID: 201402-14663 Dell Latitude 12 Rugged Extreme
According to Dell's website[1], this system comes with a multi-touch screen
But only two-finger pinch / expand zoom is supported on this system
Steps:
1. Install 14.04 + update (3.13.0-30), boot to desktop
2. Try to open Dash with 4 fingers tap
3. Try to move a window with 3 fingers tap
Expected results:
* 3 / 4-finger gesture should work
Actual result:
* Nothing happened
[1] 11.6” HD (1366 x 768) 16:9 Direct-View outdoor-readable display with
resistive multi-touch
http://www.dell.com/us/business/p/latitude-7204-laptop/pd
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-30-generic 3.13.0-30.55
ProcVersionSignature: Ubuntu 3.13.0-30.55-generic 3.13.11.2
Uname: Linux 3.13.0-30-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: ubuntu 1501 F.... pulseaudio
/dev/snd/controlC0: ubuntu 1501 F.... pulseaudio
CRDA:
country TW:
(2402 - 2472 @ 40), (3, 27)
(5270 - 5330 @ 40), (3, 17), DFS
(5735 - 5815 @ 40), (3, 30)
CurrentDesktop: Unity
Date: Thu Jul 10 05:36:18 2014
HibernationDevice: RESUME=UUID=b68f02ad-f5e4-4eb9-b88d-e85f60666734
InstallationDate: Installed on 2014-07-10 (0 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
MachineType: Dell Inc. Latitude 12 Rugged Extreme (7204)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-30-generic.efi.signed
root=UUID=bdd00fe9-0df9-4b71-92c5-5f94c533f725 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-30-generic N/A
linux-backports-modules-3.13.0-30-generic N/A
linux-firmware 1.127.4
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/12/2014
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A00
dmi.board.name: 0TH1GJ
dmi.board.vendor: Dell Inc.
dmi.board.version: X02
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA00:bd05/12/2014:svnDellInc.:pnLatitude12RuggedExtreme(7204):pvr01:rvnDellInc.:rn0TH1GJ:rvrX02:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude 12 Rugged Extreme (7204)
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.
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