More information about the bumblebee (prime-ng 2.0) for Optimus that Rocko described above can be found at http://www.phoronix.com/scan.php?page=news_item&px=OTQxNg
An alternative approach for some Optimus laptops was also added to the Linux 3.0 kernel which will be used by the upcoming Ubuntu 11.10 "Oneiric Ocelot" - see http://www.phoronix.com/scan.php?page=news_item&px=OTQzMA for further details (this article refers to the 2.6.40 kernel but it was decided to rename this kernel to 3.0).
Ubuntu 11.10 "Oneiric Ocelot" alpha 3 will be released on August 4th 2011 if you want to test it before it's final release on October 13th 2011 - see https://wiki.ubuntu.com/OneiricReleaseSchedule
According to the status matrix at http:// nouveau. freedesktop. org/wiki/ FeatureMatrix the NVC0 support in the Nouveau driver has improved since your post on 20th April 2011. Further to note 9 on that page, the upcoming Linux 3.1 kernel will be able to generate the necessary firmware automatically - a PPA of the first release candidate of this kernel (3.1-rc1) should soon be available at http:// kernel. ubuntu. com/~kernel- ppa/mainline/ www.phoronix. com/scan. php?page= news_item& px=OTcxMg for further details.
See http://
The proprietary NVIDIA driver has also improved and may be worth another try - the latest stable release is 275.19, available from http:// www.nvidia. com/object/ linux-display- amd64-275. 19-driver. html
It fixes several bugs.
More information about the bumblebee (prime-ng 2.0) for Optimus that Rocko described above can be found at http:// www.phoronix. com/scan. php?page= news_item& px=OTQxNg www.phoronix. com/scan. php?page= news_item& px=OTQzMA for further details (this article refers to the 2.6.40 kernel but it was decided to rename this kernel to 3.0).
An alternative approach for some Optimus laptops was also added to the Linux 3.0 kernel which will be used by the upcoming Ubuntu 11.10 "Oneiric Ocelot" - see http://
Ubuntu 11.10 "Oneiric Ocelot" alpha 3 will be released on August 4th 2011 if you want to test it before it's final release on October 13th 2011 - see https:/ /wiki.ubuntu. com/OneiricRele aseSchedule