hybrid-graphics-linux team mailing list archive

[Eric Appleman <erappleman@xxxxxxxxx>]

On 05/09/2012 11:36 AM, Davide wrote:
> Hello, can you help me with my xps 1340 vide cards? I wish I could shout
> down the discrete video card but I need support. I'm using Ubuntu 12.04
> 64bit and my video card configuration is this from lspci |grep VGA:
> 
> 02:00.0 VGA compatible controller: NVIDIA Corporation GT218 [GeForce
> G210M] (rev a2)
> 03:00.0 VGA compatible controller: NVIDIA Corporation C79 [GeForce 9400M
> G] (rev b1)
> 
> Thank you.
That's a weird machine. It isn't Optimus.

All I can recommend is acpi_call and the test_off/test_on scripts to
power down the card. You might not be able to power it back up until you
reboot.

- Eric