各位好，我最近把我的HP Spectre Folio Convertible 13-ak0xxx从Ubuntu 20.04升级到22.04之后，碰到了两个棘手的问题：

• 触摸屏完全无法正常工作
• 切换到平板模式时，屏幕键盘无法显示

我试着搜索了很多相关细节，但关于这款特定机型的触控问题资料非常少，实在没办法了，来这里求助大家。下面是我的设备和系统详细信息：

系统与硬件信息 #

System:
Kernel: 6.2.0-39-generic x86_64 bits: 64 compiler: N/A Desktop: GNOME 42.9
tk: GTK 3.24.33 wm: gnome-shell dm: GDM3 42.0
Distro: Ubuntu 22.04.3 LTS (Jammy Jellyfish)

Machine:
Type: Convertible System: HP
product: HP Spectre Folio Convertible 13-ak0xxx v: Type1ProductConfigId
serial: <superuser required> Chassis: type: 31
serial: <superuser required>
Mobo: HP model: 8503 v: 14.42 serial: <superuser required> UEFI: Insyde
v: F.15 date: 03/26/2019

Battery:
ID-1: BAT1 charge: 12.7 Wh (31.9%) condition: 39.8/54.3 Wh (73.2%)
volts: 8.4 min: 7.7 model: COMPAL PABAS0241231 type: Li-ion
serial: <filter> status: Charging
Device-1: hid-0018:04F3:284A.0001-battery model: ELAN2514:00 04F3:284A
serial: N/A charge: N/A status: Discharging

CPU:
Info: dual core model: Intel Core i7-8500Y bits: 64 type: MT MCP
smt: enabled arch: Amber/Kaby Lake note: check rev: 9 cache: L1: 128 KiB
L2: 512 KiB L3: 4 MiB
Speed (MHz): avg: 925 high: 1600 min/max: 400/4200 cores: 1: 700 2: 700
3: 1600 4: 700 bogomips: 12799
Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx

Graphics:
Device-1: Intel UHD Graphics 615 vendor: Hewlett-Packard driver: i915
v: kernel ports: active: eDP-1 empty: DP-1, DP-2, HDMI-A-1, HDMI-A-2
bus-ID: 00:02.0 chip-ID: 8086:591c class-ID: 0300
Device-2: Quanta HP Wide Vision FHD Camera type: USB driver: uvcvideo
bus-ID: 1-9:3 chip-ID: 0408:5251 class-ID: 0e02 serial: <filter>
Display: wayland server: X.org v: 1.21.1.4 with: Xwayland v: 22.1.1
compositor: gnome-shell driver: gpu: i915 display-ID: 0
Monitor-1: eDP-1 model: AU Optronics res: 3840x2160 dpi: 333
size: 293x165mm (11.5x6.5") diag: 336mm (13.2") modes: 3840x2160
OpenGL: renderer: Mesa Intel UHD Graphics 615 (AML-KBL)
v: 4.6 Mesa 23.0.4-0ubuntu1~22.04.1 direct render: Yes

Audio:
Device-1: Intel Sunrise Point-LP HD Audio vendor: Hewlett-Packard
driver: snd_soc_skl v: kernel bus-ID: 00:1f.3 chip-ID: 8086:9d71
class-ID: 0401
Sound Server-1: ALSA v: k6.2.0-39-generic running: yes
Sound Server-2: PulseAudio v: 15.99.1 running: yes
Sound Server-3: PipeWire v: 0.3.48 running: yes

Network:
Device-1: Intel Wireless 8265 / 8275 driver: iwlwifi v: kernel pcie:
speed: 2.5 GT/s lanes: 1 bus-ID: 6e:00.0 chip-ID: 8086:24fd class-ID: 0280
IF: wlo1 state: up mac: <filter>
IF-ID-1: wwan0 state: down mac: N/A

Bluetooth:
Device-1: Intel Bluetooth wireless interface type: USB driver: btusb v: 0.8
bus-ID: 1-3:2 chip-ID: 8087:0a2b class-ID: e001
Report: hciconfig ID: hci0 rfk-id: 0 state: up address: <filter>
bt-v: 2.1 lmp-v: 4.2 sub-v: 100 hci-v: 4.2 rev: 100

Drives:
Local Storage: total: 953.87 GiB used: 187.83 GiB (19.7%)
ID-1: /dev/nvme0n1 vendor: Samsung model: MZVLB1T0HALR-000H1
size: 953.87 GiB speed: 31.6 Gb/s lanes: 4 type: SSD serial: <filter>
rev: EXA73H1Q temp: 31.9 C scheme: GPT

Partition:
ID-1: / size: 479.38 GiB used: 24.77 GiB (5.2%) fs: ext4
dev: /dev/nvme0n1p2
ID-2: /boot/efi size: 92.5 MiB used: 6 MiB (6.5%) fs: vfat
dev: /dev/nvme0n1p1
ID-3: /home size: 438.95 GiB used: 163.05 GiB (37.1%) fs: ext4
dev: /dev/nvme0n1p4

Swap:
ID-1: swap-1 type: partition size: 18.63 GiB used: 0 KiB (0.0%)
priority: -2 dev: /dev/nvme0n1p3

Sensors:
System Temperatures: cpu: 29.8 C pch: 43.0 C mobo: 27.8 C
Fan Speeds (RPM): N/A

Info:
Processes: 264 Uptime: 2h 19m wakeups: 10110 Memory: 15.5 GiB
used: 4.17 GiB (26.9%) Init: systemd v: 249 runlevel: 5 Compilers:
gcc: 11.4.0 alt: 11/12 Packages: 2148 apt: 2122 snap: 26 Shell: Bash
v: 5.1.16 running-in: gnome-terminal inxi: 3.3.13

已安装的内核镜像信息 #

$ dpkg --list|grep linux-image
ii  linux-image-5.15.0-91-generic              5.15.0-91.101                                 amd64        Signed kernel image generic
ii  linux-image-generic                        5.15.0.91.88                                  amd64        Generic Linux kernel image

真心希望有遇到过类似问题或者熟悉这款机型的朋友能给我一些排查方向或者解决方案，谢谢大家！

备注：内容来源于stack exchange，提问作者AlienisticThoughts