奇怪的现象，不知道从什么时候开始，每次 Hyprland 启动都会卡上 20 多秒，今天才注意到有如下错误：
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| 11月 21 12:07:39 DFJX-TJ00676 kernel: [drm:atom_op_jump [amdgpu]] *ERROR* atombios stuck in loop for more than 20secs aborting
11月 21 12:07:39 DFJX-TJ00676 kernel: [drm:amdgpu_atom_execute_table_locked [amdgpu]] *ERROR* atombios stuck executing D7F8 (len 282, WS 4, PS 4) @ 0xD8EF
11月 21 12:07:39 DFJX-TJ00676 kernel: [drm:amdgpu_atom_execute_table_locked [amdgpu]] *ERROR* atombios stuck executing B57C (len 293, WS 4, PS 0) @ 0xB681
11月 21 12:07:39 DFJX-TJ00676 kernel: [drm:amdgpu_atom_execute_table_locked [amdgpu]] *ERROR* atombios stuck executing B3D4 (len 140, WS 0, PS 8) @ 0xB42D
11月 21 12:07:39 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: amdgpu asic init failed
11月 21 12:07:39 DFJX-TJ00676 kernel: [drm] PCIE GART of 256M enabled (table at 0x000000F400000000).
11月 21 12:07:44 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: last message was failed ret is 0
11月 21 12:07:47 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: last message was failed ret is 0
11月 21 12:07:50 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: last message was failed ret is 0
11月 21 12:07:54 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: last message was failed ret is 0
11月 21 12:07:57 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: last message was failed ret is 0
11月 21 12:07:59 DFJX-TJ00676 kernel: amdgpu: SMU load firmware failed
11月 21 12:07:59 DFJX-TJ00676 kernel: amdgpu: fw load failed
11月 21 12:07:59 DFJX-TJ00676 kernel: amdgpu: smu firmware loading failed
11月 21 12:07:59 DFJX-TJ00676 kernel: amdgpu 0000:02:00.0: amdgpu: amdgpu_device_ip_resume failed (-22).
11月 21 12:08:01 DFJX-TJ00676 kernel: pcieport 0000:00:1c.0: broken device, retraining non-functional downstream link at 2.5GT/s
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禁用了 amdgpu 的电源管理解决了问题：
/etc/default/grub
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| GRUB_CMDLINE_LINUX_DEFAULT="amdgpu.runpm=0 amdgpu.aspm=0 amdgpu.bapm=0 pcie_aspm=off amdgpu.audio=0 amdgpu.dpm=0"
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