On Sun, Sep 6, 2015 at 6:53 PM, Lennart Poettering <lenn...@poettering.net> wrote: > On Sun, 06.09.15 18:24, arnaud gaboury (arnaud.gabo...@gmail.com) wrote: > >> On Sun, Sep 6, 2015 at 5:22 PM, Lennart Poettering >> <lenn...@poettering.net> wrote: >> > On Sun, 06.09.15 16:31, arnaud gaboury (arnaud.gabo...@gmail.com) wrote: >> > >> > I fear this newer Plugable device is not as carefully designed as the >> > older ones, and uses non-recognizable vendor/product ids... Thus we >> > cannot really add an ID_AUTO_SEAT rule from upstream for it. Pity. >> >> I am afraid you are right. I have tried all kind of possibilities and >> with nouveau driver. All tests point to the creation of seat but left >> me with a black screen for monitor of seat1. > > Hmm? the ID_AUTO_SEAT stuff is just sugar on top, to make sure that > the multiseat hw just works, without requiring any configuration.
Yes, I understood that and try to configure by hand > > Without it it just means you have to manually assign devices to a > seat, that's all. $ loginctl attache ... That's what I tried > > Nouveau is a driver for PCI hardware, not for the usb displaylink. So good, I booted back to Nvidia driver and blacklisted nouveau. > > Before thinking of putting together seats, try to make the displaylink > hw work at all, so that you get something on screen. Yes I will How to do that is > out of scope for systemd I fear though, can't help you much with that. > > In general: systemd just keeps a database of what hw belongs to which > seat, that's all. Drivers and access to the devices are done in the > kernel and X11, and systemd has nothing to do with that really. Looking at this thread[0], it seems the udev rules I use is not good. I decompressed the Ubuntu package[1] to see how I can modify the rule. [0]http://support.displaylink.com/forums/287786-displaylink-feature-suggestions/suggestions/7988955-support-linux-on-all-your-devices?page=1&per_page=20 [1]http://support.displaylink.com/knowledgebase/articles/683482 > > Lennart > > -- > Lennart Poettering, Red Hat -- google.com/+arnaudgabourygabx _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel