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[Bug 1272624] Re: [Dell Latitude E7440] 14.04 Touchpad not as smooth as Win7

 

Here is the output for 14.04 for synclient:

Parameter settings:
    LeftEdge                = 300
    RightEdge               = 1700
    TopEdge                 = 210
    BottomEdge              = 1190
    FingerLow               = 12
    FingerHigh              = 15
    MaxTapTime              = 180
    MaxTapMove              = 107
    MaxDoubleTapTime        = 180
    SingleTapTimeout        = 180
    ClickTime               = 100
    EmulateMidButtonTime    = 75
    EmulateTwoFingerMinZ    = 141
    EmulateTwoFingerMinW    = 7
    VertScrollDelta         = 48
    HorizScrollDelta        = 48
    VertEdgeScroll          = 0
    HorizEdgeScroll         = 0
    CornerCoasting          = 0
    VertTwoFingerScroll     = 1
    HorizTwoFingerScroll    = 1
    MinSpeed                = 1
    MaxSpeed                = 1.75
    AccelFactor             = 0.0819336
    TouchpadOff             = 0
    LockedDrags             = 0
    LockedDragTimeout       = 5000
    RTCornerButton          = 2
    RBCornerButton          = 3
    LTCornerButton          = 0
    LBCornerButton          = 0
    TapButton1              = 1
    TapButton2              = 3
    TapButton3              = 0
    ClickFinger1            = 1
    ClickFinger2            = 1
    ClickFinger3            = 0
    CircularScrolling       = 0
    CircScrollDelta         = 0.1
    CircScrollTrigger       = 0
    PalmDetect              = 0
    PalmMinWidth            = 10
    PalmMinZ                = 100
    CoastingSpeed           = 20
    CoastingFriction        = 50
    PressureMotionMinZ      = 15
    PressureMotionMaxZ      = 80
    PressureMotionMinFactor = 1
    PressureMotionMaxFactor = 1
    ResolutionDetect        = 1
    GrabEventDevice         = 1
    TapAndDragGesture       = 1
    AreaLeftEdge            = 0
    AreaRightEdge           = 0
    AreaTopEdge             = 0
    AreaBottomEdge          = 0
    HorizHysteresis         = 12
    VertHysteresis          = 12
    ClickPad                = 0

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https://bugs.launchpad.net/bugs/1272624

Title:
  [Dell Latitude E7440] 14.04 Touchpad not as smooth as Win7

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  This bug report has been produced to help improve the touchpad on a
  Dell Latitude E7440 on Ubuntu 14.04 alpha.

  From the live usb the touchpad seems less jerky compared to ubuntu
  13.10 but is still not as smooth as Windows 7.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-5-generic 3.13.0-5.20
  ProcVersionSignature: Ubuntu 3.13.0-5.20-generic 3.13.0
  Uname: Linux 3.13.0-5-generic x86_64
  ApportVersion: 2.13.1-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ubuntu     4246 F.... pulseaudio
   /dev/snd/controlC1:  ubuntu     4246 F.... pulseaudio
  CasperVersion: 1.336ubuntu1
  CurrentDesktop: Unity
  Date: Sat Jan 25 06:50:44 2014
  LiveMediaBuild: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140124)
  MachineType: Dell Inc. Latitude E7440
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/username.seed boot=casper initrd=/casper/initrd.lz quiet splash --
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-5-generic N/A
   linux-backports-modules-3.13.0-5-generic  N/A
   linux-firmware                            1.122
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 01/02/2014
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A07
  dmi.board.name: 0PPXP5
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA07:bd01/02/2014:svnDellInc.:pnLatitudeE7440:pvr01:rvnDellInc.:rn0PPXP5:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: Latitude E7440
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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