我确实在带触摸屏的 Dell 13 5368 2 合 1 上运行了 Ubuntu 16.04，但它不起作用。
新输入：
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ Logitech T400 id=10 [slave pointer (2)]
⎜ ↳ DELL073B:00 06CB:7E7E Touchpad id=11 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=15 [slave pointer (2)]
⎜ ↳ Raydium Corporation Raydium Touch System id=18 [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)]
↳ Intel Virtual Button driver id=12 [slave keyboard (3)]
↳ Intel HID events id=13 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=14 [slave keyboard (3)]
↳ Dell WMI hotkeys id=16 [slave keyboard (3)]
↳ Logitech T400 id=17 [slave keyboard (3)]
↳ Integrated_Webcam_HD id=19 [slave keyboard (3)]
xinput 列表属性：
Device 'Raydium Corporation Raydium Touch System':
Device Enabled (139): 1
Coordinate Transformation Matrix (141): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
libinput Calibration Matrix (315): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
libinput Calibration Matrix Default (316): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
libinput Send Events Modes Available (260): 1, 0
libinput Send Events Mode Enabled (261): 0, 0
libinput Send Events Mode Enabled Default (262): 0, 0
Device Node (263): "/dev/input/event11"
Device Product ID (264): 9094, 12561
libinput Horizonal Scroll Enabled (265): 0
/usr/share/X11/xorg.conf.d/90-libinput.conf：
# Match on all types of devices but tablet devices and joysticks
Section "InputClass"
Identifier "libinput pointer catchall"
MatchIsPointer "on"
MatchDevicePath "/dev/input/event*"
Driver "libinput"
EndSection
Section "InputClass"
Identifier "libinput keyboard catchall"
MatchIsKeyboard "on"
MatchDevicePath "/dev/input/event*"
Driver "libinput"
EndSection
Section "InputClass"
Identifier "libinput touchpad catchall"
MatchIsTouchpad "on"
MatchDevicePath "/dev/input/event*"
Driver "libinput"
Option "Tapping" "on"
EndSection
Section "InputClass"
Identifier "libinput touchscreen catchall"
MatchIsTouchscreen "on"
MatchDevicePath "/dev/input/event*"
Driver "libinput"
EndSection
grep -e “使用输入驱动程序‘libinput’” /var/log/Xorg.0.log
[ 3.968] (II) Using input driver 'libinput' for 'Power Button'
[ 4.000] (II) Using input driver 'libinput' for 'Video Bus'
[ 4.013] (II) Using input driver 'libinput' for 'Power Button'
[ 4.033] (II) Using input driver 'libinput' for 'Sleep Button'
[ 4.045] (II) Using input driver 'libinput' for 'Logitech T400'
[ 4.061] (II) Using input driver 'libinput' for 'DELL073B:00 06CB:7E7E Touchpad'
[ 4.091] (II) Using input driver 'libinput' for 'Intel Virtual Button driver'
[ 4.106] (II) Using input driver 'libinput' for 'Intel HID events'
[ 4.124] (II) Using input driver 'libinput' for 'AT Translated Set 2 keyboard'
[ 4.153] (II) Using input driver 'libinput' for 'SynPS/2 Synaptics TouchPad'
[ 4.178] (II) Using input driver 'libinput' for 'Dell WMI hotkeys'
[ 4.194] (II) Using input driver 'libinput' for 'Logitech T400'
[ 4.198] (II) Using input driver 'libinput' for 'Raydium Corporation Raydium Touch System'
[ 4.344] (II) Using input driver 'libinput' for 'Integrated_Webcam_HD'
看来设备已启用，xinput 驱动程序已加载但不起作用。无法从设备获取任何事件。有什么想法吗？
答案1
首先验证cat /dev/input/event11触摸屏是否会在终端上显示一些数据。如果显示，则表明设备和内核驱动程序正常工作。
另外，检查您的用户是否在“输入”组中。对我来说，除了 TS 之外的所有功能都运行良好，即使我的用户不在输入组中。