[Nouveau] [Bug 56615] [NVD9+optimus] Unable to start X on ThinkPad T420s laptop

2012-11-01 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=56615 --- Comment #5 from Mark Cave-Ayland --- Another experiment: if I reboot with the DisplayPort connected, but disconnect it during the boot process before X starts then X still hangs on startup. So perhaps this is a kernel module initialisation pr

[Nouveau] [Bug 56615] [NVD9+optimus] Unable to start X on ThinkPad T420s laptop

2012-11-01 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=56615 --- Comment #4 from Mark Cave-Ayland --- Okay it seems that the bug is in the control/initialisation of the DisplayPort. If I leave the DisplayPort connector disconnected, then I can start X using the nouveau driver on the in-built LVDS display

[Nouveau] [Bug 56615] [NVD9+optimus] Unable to start X on ThinkPad T420s laptop

2012-11-01 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=56615 --- Comment #3 from Mark Cave-Ayland --- Hmmm so this could be Optimus related? In the BIOS, the Display has 3 separate modes: - Integrated (works, using Intel driver) - Discrete (uses nouveau driver) - Optimus All my attempts so far to get thi

[Nouveau] [Bug 56615] [NVD9+optimus] Unable to start X on ThinkPad T420s laptop

2012-10-31 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=56615 Marcin Slusarz changed: What|Removed |Added Summary|Unable to start X on|[NVD9+optimus] Unable to