On Tuesday, 6 December 2016 21:57:29 CET David C. Rankin wrote:
> All,
> 
>   Plasma/fw5 key-stroke handler is properly monitoring the 'function-F9' and
> 'function-F10' keys for backlight control (brightness down/up). However,
> when using the nvidia driver, the keystrokes are translated into updating
> the following in sysfs:
> 
> /sys/class/backlight/acpi_video0/brightness
> 
> instead of
> 
> /sys/class/backlight/nvidia_backlight/brightness
> 
>   Setting the first (range 0-20) has no effect on backlight and must be
> translated to a range of 0-127 for the nvidia setting. Where would I look in
> the source code to find what is handling the brightness function keys?
> kdelibs? kdebase?

Heya,

You might want to have a look at the Powerdevil sources, e.g.:
  powerdevil.git:daemon/backends/upower/backlighthelper.cpp [1]

Hope that helps,
Kevin

[1] https://cgit.kde.org/powerdevil.git/tree/daemon/backends/upower/
backlighthelper.cpp

-- 
Kevin Funk | kf...@kde.org | http://kfunk.org

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