本文记录笔者在戴尔灵越 16Plus 上解决 Manjaro 屏幕闪烁的方法。
Manjaro版本与配置信息
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~$ screenfetch
██████████████████ ████████ coekjan@Inspiron-Manjaro
██████████████████ ████████ OS: Manjaro 21.2.0 Qonos
██████████████████ ████████ Kernel: x86_64 Linux 5.13.19-2-MANJARO
██████████████████ ████████ Uptime: 16m
████████ ████████ Packages: 1423
████████ ████████ ████████ Shell: zsh 5.8
████████ ████████ ████████ Resolution: 3072x1920
████████ ████████ ████████ DE: KDE 5.88.0 / Plasma 5.23.3
████████ ████████ ████████ WM: KWin
████████ ████████ ████████ GTK Theme: Mcata-dark-alt [GTK2/3]
████████ ████████ ████████ Icon Theme: McMojave-circle-dark
████████ ████████ ████████ Disk: 67G / 322G (22%)
████████ ████████ ████████ CPU: 11th Gen Intel Core i7-11800H @ 16x 4.6GHz [52.0°C]
████████ ████████ ████████ GPU: NVIDIA GeForce RTX 3060 Laptop GPU
RAM: 3746MiB / 15746MiB
~$ inxi -Fazy
System:
Kernel: 5.13.19-2-MANJARO x86_64 bits: 64 compiler: gcc v: 11.1.0
parameters: BOOT_IMAGE=/boot/vmlinuz-5.13-x86_64
root=UUID=f452a375-9b39-4c50-b40b-e77daecd1209 rw quiet apparmor=1
security=apparmor udev.log_priority=3
Desktop: KDE Plasma 5.23.3 tk: Qt 5.15.2 info: latte-dock wm: kwin_x11 vt: 1
dm: SDDM Distro: Manjaro Linux base: Arch Linux
Machine:
Type: Laptop System: Dell product: Inspiron 16 7610 v: N/A
serial: <superuser required> Chassis: type: 10 serial: <superuser required>
Mobo: Dell model: 09FDV3 v: A01 serial: <superuser required> UEFI: Dell
v: 1.1.3 date: 09/24/2021
Battery:
ID-1: BAT0 charge: 84.3 Wh (100.0%) condition: 84.3/84.3 Wh (100.0%)
volts: 13.0 min: 11.4 model: BYD DELL M59JH18 type: Li-poly serial: <filter>
status: Full
Device-1: hidpp_battery_0 model: Logitech M585/M590 Multi-Device Mouse
serial: <filter> charge: 10% (should be ignored) rechargeable: yes
status: Discharging
CPU:
Info: 8-Core model: 11th Gen Intel Core i7-11800H bits: 64 type: MT MCP
arch: Tiger Lake family: 6 model-id: 8D (141) stepping: 1 microcode: 34
cache: L1: 640 KiB L2: 10 MiB L3: 24 MiB
flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
bogomips: 73744
Speed: 1040 MHz min/max: 800/4600 MHz Core speeds (MHz): 1: 860 2: 1022
3: 1071 4: 1173 5: 1024 6: 1103 7: 1044 8: 1056 9: 1087 10: 1056 11: 977
12: 800 13: 966 14: 813 15: 937 16: 931
Vulnerabilities: Type: itlb_multihit status: Not affected
Type: l1tf status: Not affected
Type: mds status: Not affected
Type: meltdown status: Not affected
Type: spec_store_bypass
mitigation: Speculative Store Bypass disabled via prctl and seccomp
Type: spectre_v1
mitigation: usercopy/swapgs barriers and __user pointer sanitization
Type: spectre_v2 mitigation: Enhanced IBRS, IBPB: conditional, RSB filling
Type: srbds status: Not affected
Type: tsx_async_abort status: Not affected
Graphics:
Device-1: Intel TigerLake-H GT1 [UHD Graphics] vendor: Dell driver: i915
v: kernel bus-ID: 0000:00:02.0 chip-ID: 8086:9a60 class-ID: 0300
Device-2: NVIDIA GA106M [GeForce RTX 3060 Mobile / Max-Q] vendor: Dell
driver: nvidia v: 495.44 alternate: nouveau,nvidia_drm bus-ID: 0000:01:00.0
chip-ID: 10de:2520 class-ID: 0300
Device-3: Microdia Integrated_Webcam_HD type: USB driver: uvcvideo
bus-ID: 3-5:4 chip-ID: 0c45:6a10 class-ID: 0e02
Display: x11 server: X.Org 1.21.1.1 compositor: kwin_x11 driver:
loaded: intel unloaded: modesetting display-ID: :0 screens: 1
Screen-1: 0 s-res: 3072x1920 s-dpi: 192 s-size: 406x254mm (16.0x10.0")
s-diag: 479mm (18.9")
Monitor-1: eDP1 res: 3072x1920 hz: 60 dpi: 227 size: 344x215mm (13.5x8.5")
diag: 406mm (16")
OpenGL: renderer: Mesa Intel UHD Graphics (TGL GT1) v: 4.6 Mesa 21.2.5
direct render: Yes
Audio:
Device-1: Intel Tiger Lake-H HD Audio vendor: Dell
driver: sof-audio-pci-intel-tgl
alternate: snd_hda_intel,snd_sof_pci_intel_tgl bus-ID: 0000:00:1f.3
chip-ID: 8086:43c8 class-ID: 0401
Device-2: NVIDIA vendor: Dell driver: snd_hda_intel v: kernel
bus-ID: 0000:01:00.1 chip-ID: 10de:228e class-ID: 0403
Sound Server-1: ALSA v: k5.13.19-2-MANJARO running: yes
Sound Server-2: JACK v: 1.9.19 running: no
Sound Server-3: PulseAudio v: 15.0 running: yes
Sound Server-4: PipeWire v: 0.3.40 running: yes
Network:
Device-1: Intel Tiger Lake PCH CNVi WiFi driver: iwlwifi v: kernel
bus-ID: 0000:00:14.3 chip-ID: 8086:43f0 class-ID: 0280
IF: wlp0s20f3 state: up mac: <filter>
Bluetooth:
Device-1: Intel AX201 Bluetooth type: USB driver: btusb v: 0.8
bus-ID: 3-14:5 chip-ID: 8087:0026 class-ID: e001
Report: rfkill ID: hci0 rfk-id: 1 state: up address: see --recommends
RAID:
Hardware-1: Intel Volume Management Device NVMe RAID Controller driver: vmd
v: 0.6 port: N/A bus-ID: 0000:00:0e.0 chip-ID: 8086:9a0b rev: class-ID: 0104
Drives:
Local Storage: total: 476.94 GiB used: 66.9 GiB (14.0%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Toshiba
model: KBG40ZNS512G NVMe KIOXIA 512GB size: 476.94 GiB block-size:
physical: 512 B logical: 512 B speed: 31.6 Gb/s lanes: 4 type: SSD
serial: <filter> rev: 10410106 temp: 54.9 C scheme: GPT
Partition:
ID-1: / raw-size: 320 GiB size: 313.91 GiB (98.10%) used: 66.82 GiB (21.3%)
fs: ext4 dev: /dev/nvme0n1p7 maj-min: 259:7
ID-2: /boot/efi raw-size: 150 MiB size: 146 MiB (97.33%)
used: 84.3 MiB (57.7%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1
Swap:
Alert: No swap data was found.
Sensors:
System Temperatures: cpu: 49.0 C mobo: N/A
Fan Speeds (RPM): N/A
Info:
Processes: 353 Uptime: 17m wakeups: 3 Memory: 15.38 GiB
used: 3.7 GiB (24.1%) Init: systemd v: 249 tool: systemctl Compilers:
gcc: 11.1.0 Packages: pacman: 1423 lib: 425 flatpak: 0 Shell: Zsh v: 5.8
default: Bash v: 5.1.8 running-in: yakuake inxi: 3.3.09
屏幕闪烁解决方案
编辑 /etc/default/grub 文件，修改下述两个配置项为对应的值（加入 i915.enable_psr=0）。
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GRUB_CMDLINE_LINUX_DEFAULT="quiet apparmor=1 security=apparmor udev.log_priority=3 i915.enable_psr=0"
GRUB_CMDLINE_LINUX="i915.enable_psr=0"
随后命令行中使用下述命令：
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~$ grub-mkconfig -o /boot/grub/grub.cfg
~$ reboot
问题得到解决。
