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Dockingstation 有时会自行重置

tag-icon • tag-icon usb displaylink docking
Dockingstation 有时会自行重置

我使用 Linux 已有数年。我已在私人笔记本电脑（ThinkPad X390）上安装了 Xubuntu，供日常使用，我对此非常满意。我的雇主为我设置了一个不错的家庭办公室，配有两个显示器和一个 USB-C 扩展坞（戴尔 6000）。

设置效果很好，我让所有驱动程序（尤其是 DisplayLink）都正常工作，设置过程非常顺利。我唯一的问题是：

坞站似乎会不时地自行重置。显示器关闭后再打开，有线连接被重置。

使用 Windows 时不会发生此问题。我甚至更换了扩展坞。

从 kern.log 中提取

Mar  8 20:38:34 ThinkPad-X390 kernel: [ 4586.118587] mce: CPU7: Package temperature/speed normal
Mar  8 20:58:25 ThinkPad-X390 kernel: [ 5777.348822] perf: interrupt took too long (3141 > 3131), lowering kernel.perf_event_max_sample_rate to 63500
Mar  8 21:24:06 ThinkPad-X390 kernel: [ 7318.011418] perf: interrupt took too long (3940 > 3926), lowering kernel.perf_event_max_sample_rate to 50750
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.434195] usb 2-2.1: Disable of device-initiated U1 failed.
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.445487] usb 2-2.1: Disable of device-initiated U2 failed.
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.446639] cdc_ncm 2-2.1:1.5 enx9cebe8518c8d: unregister 'cdc_ncm' usb-0000:00:14.0-2.1, CDC NCM
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.499171] usb 2-2.1: Set SEL for device-initiated U1 failed.
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.506173] usb 2-2.1: Set SEL for device-initiated U2 failed.
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.840688] usb 2-2.1: reset SuperSpeed Gen 1 USB device number 6 using xhci_hcd
Mar  8 21:24:40 ThinkPad-X390 kernel: [ 7352.872342] usb 2-2.1: Warning! Unlikely big volume range (=767), cval->res is probably wrong.

lsusb 的输出：

21:49:14 knorr@ThinkPad-X390 > [~]: lsusb
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 004: ID 05e3:0612 Genesys Logic, Inc. Hub
Bus 002 Device 003: ID 05e3:0620 Genesys Logic, Inc. USB3.1 Hub
Bus 002 Device 006: ID 17e9:6006 DisplayLink 
Bus 002 Device 002: ID 05e3:0620 Genesys Logic, Inc. USB3.1 Hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 06cb:00bd Synaptics, Inc. 
Bus 001 Device 004: ID 04ca:7070 Lite-On Technology Corp. Integrated Camera
Bus 001 Device 003: ID 2cb7:0210 FIBOCOM L830-EB
Bus 001 Device 002: ID 2386:4338 Raydium Corporation Raydium Touch System
Bus 001 Device 011: ID 0c45:636d Microdia 
Bus 001 Device 012: ID 06c4:c411 Bizlink International Corp. 
Bus 001 Device 009: ID 05e3:0608 Genesys Logic, Inc. Hub
Bus 001 Device 014: ID 1038:184c SteelSeries ApS 
Bus 001 Device 013: ID 05ac:024f Apple, Inc. 
Bus 001 Device 010: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
Bus 001 Device 008: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
Bus 001 Device 007: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

你们能帮我解决我的问题吗？你们还需要更多信息吗？

干杯，莫里茨

答案1

将扩展坞固件更新至版本 A03。固件可从以下位置下载这里或者这里。

更新＃1：

ThinkPad X390

您的 BIOS 版本为 N2JET92W (1.70 )。有更新版本 1.72 可用这里。

  Machine types:  20NX, 20NY, 20Q0, 20Q1
  ---------------------------------------
  Absolute Persistence Module version
  ---------------------------------------

  Package        (ID)     UEFI BIOS (BIOS ID)     ECP (ECP ID)     Rev.  Issue Date
  ----------------------  -------------------  -----------------   ----  ----------
  1.72        (N2JUL31W)    1.72 (N2JET94W)      1.21 (N2JHT37W)   01    2021/03/12
  1.71        (N2JUL30W)    1.71 (N2JET93W)      1.21 (N2JHT37W)   01    2021/01/20
  1.70        (N2JUL29W)    1.70 (N2JET92W)      1.20 (N2JHT36W)   01    2020/09/17

注意：确认我拥有适合您型号和机器类型的正确网页。

注意：更新 BIOS 之前请做好备份。

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