T5949: Add option to disable USB autosuspend (backport #3677)

[mergify]

Change Summary

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, renaming)
• Refactoring (no functional changes)
• Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
• Other (please describe):

Related Task(s)

• https://vyos.dev/T5949

Related PR(s)

Component(s) name

Proposed changes

https://docs.kernel.org/driver-api/usb/power-management.html

By default used the option auto is the normal state in which the kernel is allowed to autosuspend and autoresume the device.

command set system option disable-usb-autosuspend used option on to disallow autosuspend

How to test

set system option disable-usb-autosuspend
commit
cat /etc/udev/rules.d/40-usb-autosuspend.rules

ACTION=="add", SUBSYSTEM=="usb", TEST=="power/control", ATTR{power/control}="on"

del system option disable-usb-autosuspend
commit
cat /etc/udev/rules.d/40-usb-autosuspend.rules

ACTION=="add", SUBSYSTEM=="usb", TEST=="power/control", ATTR{power/control}="auto"

Smoketest result

Checklist:

• I have read the CONTRIBUTING document
• I have linked this PR to one or more Phabricator Task(s)
• I have run the components SMOKETESTS if applicable
• My commit headlines contain a valid Task id
• My change requires a change to the documentation
• I have updated the documentation accordingly

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This is an automatic backport of pull request #3677 done by [Mergify](https://mergify.com).

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