I hope bringing up a backport-proposal here is okay.
A wish for a backported laptop-mode-tools 1.46-1 or 1.47-1.
* Add usb-autosuspend module. Closes: #506839.
* Integrate with pm-utils. Closes: #481766. (important!)
* Add intel-hda-powersave module for Intel HDA audio chipsets.
* Recommend ethtool. Closes: #497343.
It's not appropriate to advocate using the testing/unstable package because that one is using features of kernel 2.26.27 (iwlagn).