Commit d099230 (nouveau: Support Optimus models for vga_switcheroo) in Linux 3.3 adds support for turning off the dGPU in this machine. I will backport this for precise.
Commit d099230 (nouveau: Support Optimus models for vga_switcheroo) in Linux 3.3 adds support for turning off the dGPU in this machine. I will backport this for precise.