Ubuntu 20.04.5 LTS 无法加载 Intel Iris Xe Graphics

Ubuntu 20.04.5 LTS 无法加载 Intel Iris Xe Graphics

以下是一些信息:

Linux 内核

uname -r
5.15.0-91-generic

串行通信

lspci -nnk |grep -iA2 VGA
00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:a7a0] (rev 04)
    Subsystem: Lenovo Device [17aa:3c48]
00:04.0 Signal processing controller [1180]: Intel Corporation Device [8086:a71d]

消息

dmesg |grep drm
[    2.913117] systemd[1]: Starting Load Kernel Module drm...
[    2.928267] systemd[1]: [email protected]: Succeeded...]
[    2.928554] systemd[1]: Finished Load Kernel Module drm.

因希

inxi -G
Graphics:
  Device-1: Intel driver: N/A 
  Display: x11 server: X.Org 1.20.13 driver: fbdev 
  unloaded: modesetting,vesa resolution: 2880x1800~91Hz 
  OpenGL: renderer: llvmpipe (LLVM 12.0.0 256 bits) v: 4.5 Mesa 21.2.6

我已经更新了我的oem

sudo apt install linux-oem-20.04

在 xorg.0.log 中

(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[    14.466] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[    14.466] (WW) The directory "/usr/share/fonts/X11/100dpi/" does not exist.
[    14.466] (WW) The directory "/usr/share/fonts/X11/75dpi/" does not exist.
[    14.467] (WW) The directory "/usr/share/fonts/X11/100dpi" does not exist.
[    14.467] (WW) The directory "/usr/share/fonts/X11/75dpi" does not exist.
[    16.502] (EE) No devices detected.
[    16.506] (EE) open /dev/dri/card0: No such file or directory
[    16.506] (WW) Falling back to old probe method for modesetting
[    16.506] (EE) open /dev/dri/card0: No such file or directory
[    16.506] (EE) Screen 0 deleted because of no matching config section.

我已经尝试了所有方法,但在设置->关于中:它仍然显示 llvmpipe (LLVM 12.0.0, 256 位)

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