Lenovo IdeaPad S400u
This article covers the Arch Linux support for the Lenovo Ideapad S400u ultrabook[dead link 2021-11-13 ⓘ].
Configuration
Jumping cursor on touchpad release
It might be solved with synclient FingerHigh and FingerLow:
synclient FingerHigh=40 synclient FingerLow=40
Video
Drivers: xf86-video-intel and libva-intel-driver.
Brightness Control
Works okay with the corresponding Fn keys.