在 Kubuntu 21.10 上:PCIe WiFi 卡,在多次尝试加载驱动程序并识别适配器后,我遇到了尝试连接的循环(实际上在短暂连接并断开连接后无法打开任何页面)。有时它会短暂工作。
$ lspci -nnk | grep 0280 -A3
03:00.0 Network controller [0280]: MEDIATEK Corp. Device [14c3:0608]
Subsystem: MEDIATEK Corp. Device [14c3:0608]
Kernel driver in use: mt7921e
Kernel modules: mt7921e
gianluca@gianluca-HM90:~$ sudo dmesg | grep mt7
[sudo] password for gianluca:
[ 4.665793] mt7921e 0000:03:00.0: enabling device (0000 -> 0002)
[ 4.665958] mt7921e 0000:03:00.0: disabling ASPM L1
[ 4.665994] mt7921e 0000:03:00.0: ASIC revision: 79610010
[ 4.745178] mt7921e 0000:03:00.0: HW/SW Version: 0x8a108a10, Build Time: 20211014150838a
[ 5.004018] mt7921e 0000:03:00.0: WM Firmware Version: ____010000, Build Time: 20211014150922
[ 5.030282] mt7921e 0000:03:00.0: Firmware init done
[ 7.367478] mt7921e 0000:03:00.0 wlp3s0: renamed from wlan0
$ lspci -nnk | grep 0280 -A3
03:00.0 Network controller [0280]: MEDIATEK Corp. Device [14c3:0608]
Subsystem: MEDIATEK Corp. Device [14c3:0608]
Kernel driver in use: mt7921e
Kernel modules: mt7921e
gianluca@gianluca-HM90:~$ cat /etc/NetworkManager/conf.d/*
[connection]
wifi.powersave = 2
gianluca@gianluca-HM90:~$ sudo dmesg | grep mt7
[sudo] password for gianluca:
[ 4.621365] mt7921e 0000:03:00.0: enabling device (0000 -> 0002)
[ 4.621499] mt7921e 0000:03:00.0: disabling ASPM L1
[ 4.621533] mt7921e 0000:03:00.0: ASIC revision: 79610010
[ 4.705334] mt7921e 0000:03:00.0: HW/SW Version: 0x8a108a10, Build Time: 20211014150838a
[ 4.964104] mt7921e 0000:03:00.0: WM Firmware Version: ____010000, Build Time: 20211014150922
[ 4.990530] mt7921e 0000:03:00.0: Firmware init done
[ 7.325818] mt7921e 0000:03:00.0 wlp3s0: renamed from wlan0
$ nmcli d
DEVICE TYPE STATE CONNECTION
eno1 ethernet unavailable --
enp4s0 ethernet unavailable --
enxf01e341f94c3 ethernet unavailable --
lo loopback unmanaged --
gianluca@gianluca-HM90:~$ sudo dmesg | grep wlp
[sudo] password for gianluca:
gianluca@gianluca-HM90:~$
$ sudo dmesg | grep mt7
[sudo] password for gianluca:
[ 4.604185] mt7921e 0000:03:00.0: enabling device (0000 -> 0002)
[ 4.605051] mt7921e 0000:03:00.0: disabling ASPM L1
[ 4.605153] mt7921e 0000:03:00.0: ASIC revision: 79610010
[ 5.679912] mt7921e: probe of 0000:03:00.0 failed with error -110
$ sudo dmesg | grep 03:00
[sudo] password for gianluca:
[ 0.348217] pci 0000:03:00.0: [14c3:0608] type 00 class 0x028000
[ 0.348266] pci 0000:03:00.0: reg 0x10: [mem 0xe0300000-0xe03fffff 64bit pref]
[ 0.348309] pci 0000:03:00.0: reg 0x18: [mem 0xe0400000-0xe0403fff 64bit pref]
[ 0.348352] pci 0000:03:00.0: reg 0x20: [mem 0xe0404000-0xe0404fff 64bit pref]
[ 0.348483] pci 0000:03:00.0: supports D1 D2
[ 0.348483] pci 0000:03:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 4.713857] mt7921e 0000:03:00.0: enabling device (0000 -> 0002)
[ 4.714308] mt7921e 0000:03:00.0: disabling ASPM L1
[ 4.714386] mt7921e 0000:03:00.0: ASIC revision: 79610010
[ 5.792318] mt7921e: probe of 0000:03:00.0 failed with error -110