[wsl2] configure the USB camera connecting the USB device and using the host

1 summary

Explain clearly first ,WSL2 The kernel does not contain USB Camera drive , So if it's not just needed , It is recommended to open it directly .

If you really want to toss , You can follow Official course To compile one with extra USB Driver kernel

Let's talk about it briefly , How to make WSL2 Connect to the host USB equipment .

Reference blog ：WSL2 Connection call USB equipment

2 install USBIPD-WIN

Reference article ： Official documents

WSL2 Connection is not supported by itself USB equipment , So you need to install usbipd-win.

1. If installed winget, Just use the command winget install --interactive --exact dorssel.usbipd-win install .
2. If 1 Can not be ,GitHub download .msi file , Double click installation .

3 stay Linux Install in USBIP Tools and hardware databases

I installed Ubuntu20.04

• Run the following command （ Apply to Ubuntu）

sudo apt install linux-tools-5.4.0-77-generic hwdata
sudo update-alternatives --install /usr/local/bin/usbip usbip /usr/lib/linux-tools/5.4.0-77-generic/usbip 20

See other distributions Official website , Here's the picture ：

After completing the above steps , Now a service is Windows Run on to share USB equipment , And in WSL2 Necessary tools are installed in to connect to shared devices .

4 additional USB equipment

• With Administrator mode open PowerShell And enter the following command

usbipd wsl list

You can see that the current state is Not attached, Sinister BUSID The next step is going to be

• Select to attach to WSL2 Device bus for ID

usbipd wsl attach --busid <busid>

This step may result in an error ：

1. usbipd: error: Access denied; this operation requires administrator privileges.
2. usbipd: error: WSL kernel is not USBIP capable; update with 'wsl --update'

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resolvent ：
1: Be sure to open administrator mode PowerShell
2:

• wsl --update
• wsl --shutdown
• Reopen in administrator mode PowerShell

• open Ubuntu20.04

lsusb

You can see the device just attached , You may need to configure later udev Rules to allow non root The user accesses the device

• After use , Can be physically disconnected USB equipment , Or in administrator mode PowerShell In the implementation of usbipd wsl detach --busid <busid>