On Wednesday, October 31, 2018 at 8:53:14 PM UTC+1, awokd wrote: > tfm853 via qubes-users wrote on 10/31/18 2:08 PM: > > On Wednesday, October 31, 2018 at 12:35:27 PM UTC+1, awokd wrote: > >> tfm853 via qubes-users wrote on 10/30/18 8:30 PM: > >>> I'm trying to use a C920 USB camera on a Thinkpad X1 Carbon 6gen, latest > >>> Qubes4. The VM is running debian-9, but i also tried fedora-26. I tried > >>> both connecting the camera directly to a USB port of the Thinkpad and via > >>> a powered USB hub. > >> > >>> > >>> Qubes shows the device as still being attached to the VM. I can detach > >>> and reattach without problems. > >>> > >>> Forwarding the Thinkpad's internal camera works fine. > >>> > >>> Are failures with particular USB devices to be expected? Does anyone know > >>> a good external webcam that works? > >>> > >> > >> Yes, some devices don't work well through redirect. If you have a spare > >> USB controller (not in use for your mouse & keyboard) you can assign it > >> directly to the VM and then connect the webcam, but you lose isolation > >> between that controller and the VM. > > > > dom0:00_14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 > > xHCI Controller sys-usb > > (no-strict-reset=True) > > dom0:3b_00.0 USB controller: Intel Corporation JHL6540 Thunderbolt 3 USB > > Controller (C step) [Alpine Ridge 4C 2016] > > > > Would it be possible to use the thunderbolt controller for that purpose? It > > doesn't seem to be used right now. > > > Possibly! Shouldn't hurt to try. You'll need to switch that AppVM to HVM > mode and disable memory balancing to attach a device to it. Can always > switch it back to PVH if it doesn't work.
Thanks! I'll try that. But I need to get an adapter to connect to USB-C first. -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/2b65c7ed-0c0e-42c9-af5d-f13d54a9e7e7%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
