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Commit 51552453 authored by Helge Deller's avatar Helge Deller Committed by Richard Purdie
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backlight: Avoid unecessary driver callbacks 



Avoid driver callbacks when the brightness hasn't changed since
they're not necessary.

Signed-off-by: default avatarHelge Deller <deller@gmx.de>
Signed-off-by: default avatarRichard Purdie <rpurdie@rpsys.net>
parent 488b5ec8
Hide whitespace changes
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