Messages in this thread | | | Date | Mon, 19 Apr 2010 00:31:29 -0400 | From | Andy Lutomirski <> | Subject | Re: Low-Level and Long-Term Battery Control |
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Mohamed Ikbel Boulabiar wrote: > Hi, > > Is there any function in the Linux kernel that control the > charging/discharging of the battery to provide better lifespan ? > (add some years to its life ?) > > For Laptops, it is better to extract the battery from the Laptop when > the computer will be on power for a long period. > I ask if the kernel can do such control without the user intention and > in an automatic way. > > Some BIOS provide to the user to select whether to block the battery > charging to 50% to make it stand for more time. > And Many people (like me) forget their laptops on power until the > battery no more can hold energy after 2minutes of no power. >
On ThinkPads, tp_smapi (not in the kernel.org kernel) can do it. I'd like to see this feature standardized in sysfs.
--Andy
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