![mt7921e 0000:09:00.0: 硬件初始化失败](https://linux22.com/image/213015/mt7921e%200000%3A09%3A00.0%3A%20%E7%A1%AC%E4%BB%B6%E5%88%9D%E5%A7%8B%E5%8C%96%E5%A4%B1%E8%B4%A5.png)
开机后 Wi-Fi 不工作。重启没有帮助。
nov 01 23:54:17 fedora kernel: mt7921e 0000:09:00.0: enabling device (0000 ->0002)
nov 01 23:54:17 fedora kernel: mt7921e 0000:09:00.0: ASIC revision: 79220010
nov 01 23:54:20 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 1) timeout
nov 01 23:54:23 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 2) timeout
nov 01 23:54:26 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 3) timeout
nov 01 23:54:30 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 4) timeout
nov 01 23:54:33 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 5) timeout
nov 01 23:54:36 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 6) timeout
nov 01 23:54:39 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 7) timeout
nov 01 23:54:42 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 8) timeout
nov 01 23:54:45 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 9) timeout
nov 01 23:54:48 fedora kernel: mt7921e 0000:09:00.0: Message 0004008a (seq 10) timeout
nov 01 23:54:49 fedora kernel: mt7921e 0000:09:00.0: hardware init failed
答案1
联发科以其错误而闻名。检查您运行的内核是否 >= 5.18。
此后,您应该从插座上拔下电脑的插头或打开 PSU 上的开关。然后turn on
多次按下垃圾按钮几秒钟,以使主板上的电容器放电。 Wi-Fi 控制器将重置其内部状态,然后开始工作。