** Also affects: libfprint (Ubuntu Groovy)
Importance: Undecided
Status: New
** Changed in: libfprint (Ubuntu Groovy)
Importance: Undecided => Medium
** Changed in: libfprint (Ubuntu Groovy)
Status: New => In Progress
** Changed in: libfprint (Ubuntu Groovy)
Assignee: (unassigned) => Marco Trevisan (Treviño) (3v1n0)
** Also affects: libfprint (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: libfprint (Ubuntu Focal)
Importance: Undecided => Medium
** Changed in: libfprint (Ubuntu Focal)
Status: New => In Progress
** Changed in: libfprint (Ubuntu Focal)
Assignee: (unassigned) => Marco Trevisan (Treviño) (3v1n0)
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Packages, which is subscribed to libfprint in Ubuntu.
https://bugs.launchpad.net/bugs/1905603
Title:
Unsupported USB devices are using power even if not used
Status in libfprint package in Ubuntu:
In Progress
Status in libfprint source package in Focal:
In Progress
Status in libfprint source package in Groovy:
In Progress
Bug description:
[ Impact ]
Fingerprint devices that we know are not supported, aren't properly
put in power-state mode
[ Test case ]
- Ensure you've a non-supported device from this list:
https://gitlab.freedesktop.org/libfprint/wiki/-/wikis/Unsupported%20Devices#usb-devices
- Ensure the device stays in power-save mode:
- You can use powertop, or follow this [1]
[ Regression potential ]
A device that is supported or used by another tool may be put in
power-save mode
[1]
https://web.archive.org/web/20120420112755/http://www.lesswatts.org/projects
/devices-power-management/usb.php
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/libfprint/+bug/1905603/+subscriptions
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