[Bug 92241] [byt edp backlight Regression] Backlight not enabled until suspend on Asus X200M

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=92241

--- Comment #14 from Milan Bouchet-Valat <nalimilan at club.fr> ---
(In reply to Jani Nikula from comment #12)
> (In reply to Jani Nikula from comment #10)
> > What if you try echoing values to the brightness attribute when the screen
> > is black.
> > 
> > echo 0 > /sys/class/backlight/intel_backlight/brightness
> > echo 4062 > /sys/class/backlight/intel_backlight/brightness
> 
> Hmm, what if you try echoing values here *after* the suspend resume cycle,
> do these adjust the backlight?
Yes, it works fine.

Sorry, I won't have the time to compile a custom kernel to test the patches.
Are they available in a RPM somewhere by chance?

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