Public bug reported:
This is a related but separate issue to bug #1480673 "Asus T300 CHI
bluetooth Touchpad is recognized incorrectly".
Affecting this digitizer is also bug #1574028 "Asus T300 CHI:
touchscreen digitiser missing at boot".
Using 16.04 amd64 Ubuntu (unity).
In this case the USB-attached "Synaptics Touch Digitizer V04" fails to
provide any multitouch functionality.
$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 007: ID 06cb:11ef Synaptics, Inc.
Bus 001 Device 005: ID 04f2:b3d5 Chicony Electronics Co., Ltd
Bus 001 Device 003: ID 8087:0a2a Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
~$ xinput --list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ ASUS T300CHI DOCKING id=9 [slave pointer (2)]
⎜ ↳ SYNAPTICS Synaptics Touch Digitizer V04 id=11 [slave pointer (2)]
⎜ ↳ SYNAPTICS Synaptics Touch Digitizer V04 Pen id=12 [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)]
↳ Sleep Button id=8 [slave keyboard (3)]
↳ USB2.0 HD UVC WebCam id=10 [slave keyboard (3)]
↳ Asus WMI hotkeys id=13 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=14 [slave keyboard (3)]
↳ ASUS T300CHI DOCKING id=15 [slave keyboard (3)]
$ ll /sys/bus/hid/drivers/hid-multitouch/
total 0
drwxr-xr-x 2 root root 0 Apr 24 18:12 ./
drwxr-xr-x 4 root root 0 Apr 24 18:12 ../
lrwxrwxrwx 1 root root 0 Apr 24 18:12 0003:06CB:11EF.0003 ->
../../../../devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.0/0003:06CB:11EF.0003/
--w------- 1 root root 4096 Apr 24 18:12 bind
lrwxrwxrwx 1 root root 0 Apr 24 18:12 module ->
../../../../module/hid_multitouch/
--w------- 1 root root 4096 Apr 24 18:12 new_id
--w------- 1 root root 4096 Apr 24 18:12 uevent
--w------- 1 root root 4096 Apr 24 18:12 unbind
** Affects: xinput (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1574341
Title:
[Asus T300 CHI] Synaptics Touch Digitizer V04 - no multitouch
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/xinput/+bug/1574341/+subscriptions
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