Re: [PATCH 1/3] backlight: Allow drivers to update the core, andgenerate events on changes

[Pavel Machek]

On Tue 2009-07-14 17:06:02, Matthew Garrett wrote:
> Certain hardware will send us events when the backlight brightness
> changes. Add a function to update the value in the core, and
> additionally send a uevent so that userspace can pop up appropriate
> UI. The uevents are flagged depending on whether the update originated
> in the kernel or from userspace, making it easier to only display UI
> at the appropriate time.

This adds new kernel API. Should it be documented somewhere?

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