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<base href="https://bugs.freedesktop.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - AlpsPS/2 ALPS DualPoint TouchPad: (EE) kernel bug: Touch jump detected and discarded."
href="https://bugs.freedesktop.org/show_bug.cgi?id=102116">102116</a>
</td>
</tr>
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<th>Summary</th>
<td>AlpsPS/2 ALPS DualPoint TouchPad: (EE) kernel bug: Touch jump detected and discarded.
</td>
</tr>
<tr>
<th>Product</th>
<td>Wayland
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>libinput
</td>
</tr>
<tr>
<th>Assignee</th>
<td>wayland-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>pj.crommen@gmail.com
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=133378" name="attach_133378" title="events from AlpsPS/2 ALPS DualPoint TouchPad and evemu record.">attachment 133378</a> <a href="attachment.cgi?id=133378&action=edit" title="events from AlpsPS/2 ALPS DualPoint TouchPad and evemu record.">[details]</a></span>
events from AlpsPS/2 ALPS DualPoint TouchPad and evemu record.
Model: Dell Latitude E5550
Version: libinput 1.6.3
How to reproduce: Pinch with your thumb and three fingertips like if you want
to activate Mac's "Launchpad" feature.
Device: AlpsPS/2 ALPS DualPoint TouchPad
Kernel: /dev/input/event17
Group: 7
Seat: seat0, default
Size: 102.38x53.87mm
Capabilities: pointer
Tap-to-click: disabled
Tap-and-drag: enabled
Tap drag lock: disabled
Left-handed: disabled
Nat.scrolling: disabled
Middle emulation: enabled
Calibration: n/a
Scroll methods: *two-finger edge
Click methods: none
Disable-w-typing: enabled
Accel profiles: none
Rotation: n/a
$ xinput list-props "AlpsPS/2 ALPS DualPoint TouchPad"
Device 'AlpsPS/2 ALPS DualPoint TouchPad':
Device Enabled (140): 1
Coordinate Transformation Matrix (142): 1.000000, 0.000000, 0.000000,
0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
libinput Tapping Enabled (322): 0
libinput Tapping Enabled Default (323): 0
libinput Tapping Drag Enabled (324): 1
libinput Tapping Drag Enabled Default (325): 1
libinput Tapping Drag Lock Enabled (326): 0
libinput Tapping Drag Lock Enabled Default (327): 0
libinput Tapping Button Mapping Enabled (328): 1, 0
libinput Tapping Button Mapping Default (329): 1, 0
libinput Accel Speed (304): 0.000000
libinput Accel Speed Default (305): 0.000000
libinput Natural Scrolling Enabled (309): 0
libinput Natural Scrolling Enabled Default (310): 0
libinput Send Events Modes Available (289): 1, 1
libinput Send Events Mode Enabled (290): 0, 0
libinput Send Events Mode Enabled Default (291): 0, 0
libinput Left Handed Enabled (311): 0
libinput Left Handed Enabled Default (312): 0
libinput Scroll Methods Available (313): 1, 1, 0
libinput Scroll Method Enabled (314): 1, 0, 0
libinput Scroll Method Enabled Default (315): 1, 0, 0
libinput Middle Emulation Enabled (318): 1
libinput Middle Emulation Enabled Default (319): 1
libinput Disable While Typing Enabled (330): 1
libinput Disable While Typing Enabled Default (331): 1
Device Node (292): "/dev/input/event17"
Device Product ID (293): 2, 8
libinput Drag Lock Buttons (320): <no items>
libinput Horizontal Scroll Enabled (321): 1
$ udevadm info /sys/class/input/event17
P: /devices/platform/i8042/serio1/input/input8/event17
N: input/event17
E: DEVNAME=/dev/input/event17
E: DEVPATH=/devices/platform/i8042/serio1/input/input8/event17
E: ID_BUS=i8042
E: ID_INPUT=1
E: ID_INPUT_HEIGHT_MM=53
E: ID_INPUT_TOUCHPAD=1
E: ID_INPUT_TOUCHPAD_INTEGRATION=internal
E: ID_INPUT_WIDTH_MM=102
E: LIBINPUT_DEVICE_GROUP=11/2/8/700:isa0060/serio1
E: LIBINPUT_MODEL_ALPS_TOUCHPAD=1
E: LIBINPUT_MODEL_FIRMWARE_VERSION=700
E: MAJOR=13
E: MINOR=81
E: SUBSYSTEM=input
E: USEC_INITIALIZED=29108658
$ cat /sys/class/dmi/id/modalias
dmi:bvnDellInc.:bvrA15:bd05/09/2017:svnDellInc.:pnLatitudeE5550:pvr:rvnDellInc.:rn0JPRM5:rvrA00:cvnDellInc.:ct9:cvr:</pre>
</div>
</p>
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