Hi! > Generally I came to a conclusion that it will be best to register > additional LED RGB class device in an addition to three LED class > devices representing each color. In order to avoid hard to solve > locking problems I propose to allow for simultaneous access to LED > class devices and LED RGB class device gathering them. > > All in all, currently we also don't give an exclusive access to > a particular LED class device, which always can lead to overwriting > current brightness by another process. These issues must be arbitrated > by user space. > > I propose that LED RGB class device exposed following files: > > - red_brightness > - green_brightness > - blue_brightness > - latch_color Actually, I'd just do single file, "rgb_brightness" with 3 values. Overhead of writing 3 values is pretty much 0. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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