[Bug 73156] Dual onboard LCD (eDP1 and DP1) cannot turn on DP1 (no backlight), no backlight control but can see screen in reflected light

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=73156

--- Comment #18 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #17)
> As I posted earlier in the kernel.org thread, introducing a second
> `/sys/class/backlight` entry like `acpi_video1` for the outher display might
> be useful? :)

The problem is that we don't know what we should do behind that interface.

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