[Pkg-fglrx-devel] Bug#643773: Bug#643773: fglrx-driver: Include script for switching between integrated and discrete graphics

[Patrick Matthäi]

Hi,

we are using the alternatives system for it as per Debian policy

Am 29.09.2011 16:25, schrieb Carlos Alberto Lopez Perez:
> Package: fglrx-driver
> Version: 1:11-8-3
> Severity: wishlist
>
>
> The new version of the tool aticonfig includes a new function for switching the graphic card in computers with two GPUs (these are usually sandybridge based laptops)
>
>
>
> # Select ATI (discrete GPU)
> aticonfig --px-dgpu
> # Select Intel (integrated GPU)
> aticonfig --px-igpu
> # List which one is activated
> aticonfig --px-list
>
>
> See test example:
>
>
> For this to work, the aticonfig executes a script ( /usr/lib/fglrx/switchlibGL and /usr/lib/fglrx/switchlibglx ) that is not available at Debian, so the tool fails to switch graphics properly.
>
>
> The wiki of Gentoo has more information about this scripts:
> http://en.gentoo-wiki.com/wiki/Fglrx-hybrid-graphics
>
>
> I have implemented this script for Debian, it uses update-alternatives to switch between the GL libraries, and also updates the xorg.conf file for each GPU creating symlinks. The configuration for the ATI card (xorg.dgpu.conf) is generated with "aticonfig --initial" and for the integrated one, it is simply a very basic skeleton configuration, so the X server is able to auto-detect the devices.
>
>
> I also created a Debian package for it. Here is it:
>
> http://people.igalia.com/clopez/fglrx-hybrid-switch_1.0.tar.gz
>
>
> Simply untar and do the debuild to generate the package. Feel free to improve and/or modify as you desire.
>
>
> I wish see this included in Debian. Thanks!
>
>
> Here is some test:
>
> # echo "xhost local:">  /etc/X11/Xsession.d/999-xhost
> # aticonfig --px-igpu
> PowerXpress: Integrated GPU is selected (Power-Saving mode), please restart Xserver(s) for changes to take effect!
> # /etc/init.d/gdm3 restart
> Stopping GNOME Display Manager: gdm3.
> Starting GNOME Display Manager: gdm3.
> # DISPLAY=:0.0 glxgears
> Running synchronized to the vertical refresh.  The framerate should be
> approximately the same as the monitor refresh rate.
> 296 frames in 5.0 seconds = 59.011 FPS
>
> # aticonfig --px-dgpu
> PowerXpress: Discrete GPU is selected (High-Performance mode), please restart Xserver(s) for changes to take effect!
> # /etc/init.d/gdm3 restart
> Stopping GNOME Display Manager: gdm3.
> Starting GNOME Display Manager: gdm3.
> # DISPLAY=:0.0 glxgears
> 20585 frames in 5.0 seconds = 4116.958 FP
>
>
>
>
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