红米ax6000，系统闭源驱动op，使用正常，系统日志如下：
Thu Dec 15 14:34:36 2022 kern.info kernel: [15982.018491] mt753x gsw@0: Port 2 Link is Down
Thu Dec 15 14:34:43 2022 kern.info kernel: [15988.807001] mt753x gsw@0: Port 2 Link is Up - 1Gbps/Full
Thu Dec 15 14:34:52 2022 kern.info kernel: [15997.837897] mt753x gsw@0: Port 2 Link is Down
Thu Dec 15 14:34:54 2022 kern.info kernel: [16000.391523] mt753x gsw@0: Port 2 Link is Up - 1Gbps/Full
Thu Dec 15 14:34:55 2022 kern.info kernel: [16001.145695] mt753x gsw@0: Port 2 Link is Down
Thu Dec 15 14:34:58 2022 kern.info kernel: [16004.151705] mt753x gsw@0: Port 2 Link is Up - 1Gbps/Full
Thu Dec 15 14:35:00 2022 kern.info kernel: [16005.766661] mt753x gsw@0: Port 2 Link is Down
Thu Dec 15 14:35:02 2022 kern.info kernel: [16008.107167] mt753x gsw@0: Port 2 Link is Up - 100Mbps/Full