They're also working with just Tegra 2 hardware so far (is asking for Tegra 3 testers in http://lists.freedesktop.org/archives/dri-devel/2013-April/036872.html

They're also working with just Tegra 2 hardware so far (is asking for Tegra 3 testers in http://lists.freedesktop.org/archives/dri-devel/2013-April/036872.html http://lists.freedesktop.org/archives/dri-devel/2013-April/0...). The headline is completely wrong in implying that this is a pre-existing Nvidia driver.