Re: [Nouveau] DP MST with GK107 and lenovo ultra dock

2020-07-27 Thread Jasmin
Hi, meanwhile I figured out why displayport MST did not work with nouveau on GK107 with Lenovo W540 and Lenovo Ultra Dock. Nouveau does not try to establish MST, if the connector type is recognized as eDP (embedded displayport), which does not support MST. The connector type is recognized by r

Re: [Nouveau] DP MST with GK107 and lenovo ultra dock

2020-03-01 Thread Jasmin
Hi Ilia, thanks for your reply. > DP-MST support was first added to nouveau for precisely these kinds of > setups. It does, generally, work, so that means there's something > extra-special about your setup. Yes... this is what it looks like. Even the proprietary driver, which works after bootup

Re: [Nouveau] DP MST with GK107 and lenovo ultra dock

2020-03-01 Thread Ilia Mirkin
Hi Jasmin, On Sun, Mar 1, 2020 at 11:32 AM Jasmin wrote: > > Hi, > > for quite some time now I would like to switch from the proprietary driver to > nouveau, using a GK107 (Quadro) in a thinkpad. > Unfortunately the monitors connected to the lenovo "ultra dock" are not > properly recognized whe

[Nouveau] DP MST with GK107 and lenovo ultra dock

2020-03-01 Thread Jasmin
Hi, for quite some time now I would like to switch from the proprietary driver to nouveau, using a GK107 (Quadro) in a thinkpad. Unfortunately the monitors connected to the lenovo "ultra dock" are not properly recognized when using nouveau. The laptop contains a multiplexer: so in the bios it c