thinkbook 16+ 触摸板不识别;应该是驱动问题，联想官方不提供linux解决方案，外网找了一圈，，GPT给出的各种方案都试了 不起作用！！！
fedora上也是不识别触摸板，和系统版本应该没有关系
libai@debian:~$ xinput list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ Logitech MX Anywhere 2S id=8 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ Video Bus id=6 [slave keyboard (3)]
↳ Power Button id=7 [slave keyboard (3)]
↳ Ideapad extra buttons id=9 [slave keyboard (3)]
↳ sof-hda-dsp Headphone id=10 [slave keyboard (3)]
↳ Intel HID events id=11 [slave keyboard (3)]
↳ Intel HID 5 button array id=12 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=13 [slave keyboard (3)]
↳ Logitech MX Anywhere 2S id=14 [slave keyboard (3)]
libai@debian:~$ cat /etc/default/grub
GRUB_DEFAULT=0
GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR=lsb_release -i -s 2> /dev/null || echo Debian
psmouse.proto=bare pci=nocci=nocrs"
GRUB_CMDLINE_LINUX_DEFAULT=“quiet i8042.nomux i8042.reset nouveau.modeset=0 acpi_backlight=vendor apci_osi=! acpi_osi=‘windows 2009’”
GRUB_CMDLINE_LINUX=“”
libai@debian:~$ sudo dpkg -l | grep -i input
ii gir1.2-ibus-1.0:amd64 1.5.27-5 amd64 Intelligent Input Bus - introspection data
ii ibus 1.5.27-5 amd64 Intelligent Input Bus - core
ii ibus-data 1.5.27-5 all Intelligent Input Bus - data files
ii ibus-gtk:amd64 1.5.27-5 amd64 Intelligent Input Bus - GTK2 support
ii ibus-gtk3:amd64 1.5.27-5 amd64 Intelligent Input Bus - GTK3 support
ii ibus-gtk4:amd64 1.5.27-5 amd64 Intelligent Input Bus - GTK4 support
ii ibus-table-wubi 1.8.12-1 all ibus-table input method: Wubi
ii im-config 0.55-2 all Input method configuration framework
ii libibus-1.0-5:amd64 1.5.27-5 amd64 Intelligent Input Bus - shared library
ii libinput-bin 1.22.1-1 amd64 input device management and event handling library - udev quirks
ii libinput-tools 1.22.1-1 amd64 input device management and event handling library - command line tools
ii libinput10:amd64 1.22.1-1 amd64 input device management and event handling library - shared library
ii libpinyin-data:amd64 2.8.1-1 amd64 Data for PinYin / zhuyin input method library
ii libxi6:amd64 2:1.8-1+b1 amd64 X11 Input extension library
ii python3-ibus-1.0 1.5.27-5 all Intelligent Input Bus - introspection overrides for Python (Python 3)
ii xinput 1.6.3-1 amd64 Runtime configuration and test of XInput devices
ii xserver-xorg-input-all 1:7.7+23 amd64 X.Org X server – input driver metapackage
ii xserver-xorg-input-libinput 1.2.1-1+b1 amd64 X.Org X server – libinput input driver
ii xserver-xorg-input-synaptics 1.9.2-1+b1 amd64 Synaptics TouchPad driver for X.Org server
ii xserver-xorg-input-wacom 1.1.0-1 amd64 X.Org X server – Wacom input driver
libai@debian:~$ cat /etc/X11/xorg.conf.d/40-libinput.conf
Section “InputClass”
Identifier “libinput touchpad catchall”
MatchIsTouchpad “on”
MatchDevicePath “/dev/input/event*”
Driver “libinput”
Option “Tapping” “on”
Option “NaturalScrolling” “true”
EndSection
libai@debian:~$ lsmod | grep -iE ‘i2c|sysnaptics|psmouse|hid’
hid_sensor_als 16384 0
hid_sensor_trigger 20480 2 hid_sensor_als
hid_sensor_iio_common 20480 2 hid_sensor_trigger,hid_sensor_als
hid_multitouch 32768 0
industrialio_triggered_buffer 12288 1 hid_sensor_trigger
psmouse 208896 0
industrialio 135168 4 industrialio_triggered_buffer,hid_sensor_trigger,kfifo_buf,hid_sensor_als
intel_hid 28672 0
sparse_keymap 12288 2 intel_hid,ideapad_laptop
hid_logitech_hidpp 69632 0
hid_sensor_custom 28672 0
hid_logitech_dj 40960 0
usbhid 73728 2 hid_logitech_dj,hid_logitech_hidpp
hid_sensor_hub 28672 4 hid_sensor_trigger,hid_sensor_iio_common,hid_sensor_als,hid_sensor_custom
hid_generic 12288 0
intel_ishtp_hid 28672 0
i2c_algo_bit 12288 1 i915
i2c_hid_acpi 12288 0
i2c_hid 40960 1 i2c_hid_acpi
hid 176128 8 i2c_hid,usbhid,hid_multitouch,hid_sensor_hub,intel_ishtp_hid,hid_generic,hid_logitech_dj,hid_logitech_hidpp
usbcore 409600 6 xhci_hcd,usbhid,uvcvideo,btusb,xhci_pci,hid_logitech_hidpp
i2c_i801 36864 0
drm 778240 9 i2c_hid,drm_kms_helper,drm_display_helper,drm_buddy,thinkpad_acpi,i915,ttm
intel_ishtp 77824 2 intel_ishtp_hid,intel_ish_ipc
i2c_smbus 16384 1 i2c_i801