On Thu, Jul 30, 2015 at 8:57 AM, Takashi Iwai <tiwai@xxxxxxx> wrote: > On Thu, 30 Jul 2015 17:32:28 +0200, > Theodore Ts'o wrote: >> >> BTW, is there any chance that I can suspend my laptop, and then move >> it from my docking station at home (where I have a Dell 30" display) >> to my docking station at work (where I have a Dell 24" display), and >> actually have the new monitor be detected? For at least the past >> year, I have to reboot in order to be able to use the external >> monitor? This used to work, but it's been a very long-standing >> regression. I undrstand that Multi-stream DP is a evil horrible hack, >> and supporting it is painful, but this used to work, and it hasn't in >> a long time. :-( > > Relevant with this? > https://bugs.freedesktop.org/show_bug.cgi?id=89589 > > I wanted to check this by myself, too, as the same bug was reported to > openSUSE bugzilla, but I had no hardware showing it. Hmm. That commit e7d6f7d70829 looks like it should still revert fairly cleanly (just move the call to intel_dp_mst_resume() to before the intel_modeset_setup_hw_state() call and locking). Ted, worth checking out, even if that presumably ends up re-introducing some WARN_ON's.. Linus _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
