backlight device, suspend/resume...
cjb at laptop.org
Wed Jul 9 00:51:25 CEST 2008
> Mike (mwester) wrote:
>> In practice, compromise is necessary. Can we at least let the
>> kernel bring the backlight up to a level that would allow the user
>> to see vague outlines of something on the screen? Or failing
>> that, can we make the backlight level on resume configurable in
>> some way?
> If you need this, why not set the backlight to "dim" instead of
> "off" before requesting the suspend ?
> The secret about successful kernel programming is to do as little
> as possible in the kernel :-)
At OLPC, we're using a small userspace policy daemon called OHM¹ to make
decisions like these -- when to dim, when to suspend, how to tell if the
user is "idle". I'd be happy to help get it running on the FR if it's
Chris Ball <cjb at laptop.org>
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