Re: [PATCH v5 2/6] leds: triggers: Add a keyboard backlight trigger

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On Thu 2016-11-24 10:15:25, Pali Rohár wrote:
> On Wednesday 23 November 2016 12:01:02 Jacek Anaszewski wrote:
> > I would also appreciate your opinion on the other solution to the
> > problem of notifying brightness changes originating from hardware,
> > i.e. hw_brightness_change{_ro} file, that would support POLLPRI events,
> > and reading brightness.
> 
> Another idea:
> 
> If no trigger is active then led subsystem will invoke POLLPRI on
> "brightness" sysfs file.
> 
> And if there is active trigger then only trigger code could invoke
> POLLPRI on "brightness" file.

That would mess up interface even more. Sorry.

> Do not know if this is really enough for your situation, it is just and
> another idea.

We don't need another ideas at the moment, unless they are better than
proposed solution.

Thanks,
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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