** Tags added: ubuntu-certified
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https://bugs.launchpad.net/bugs/1817070
Title:
Thunderbolt display not detected
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Maybe related:
https://gitlab.gnome.org/GNOME/mutter/issues/728
** Bug watch added: gitlab.gnome.org/GNOME/mutter/issues #728
https://gitlab.gnome.org/GNOME/mutter/issues/728
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Yes, please do. Intel Graphics folks know better than me.
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https://bugs.launchpad.net/bugs/1817070
Title:
Thunderbolt display not detected
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@kaihengfeng Might this also be an USB issue? It seems to me that the
root cause is somewhere in the order the USB-C to miniDP is detected.
Does it make sense to post the issue there?
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Ok tried with new kernel but no change. I also figured out this is nit related
to the dock. Behaves the same when I connect the adapter directly to
thunderbolt port on the laptop. Order matters here as well. First adapter, then
cable :).
I will then create a bug for Intel graphics.
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Ok. Please try latest DRM kernel here:
https://kernel.ubuntu.com/~kernel-ppa/mainline/drm-tip/2019-02-21/
If it doesn't solve the issue, please file an upstream bug report so Intel
graphics folks can work on this:
https://bugs.freedesktop.org/
Product: DRI
Component: DRM/Intel
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I don't this is going to work, as this port is for data only and not for
displays
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Seems like Caldigit TS3 Plus has a front USB-C port. Does this issue
happen when using that port instead of Thunderbolt port?
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Title:
apport information
** Tags added: apport-collected tessa
** Description changed:
I am using a Dell XPS 13 (9370) connected to a Caldigit TS3 Plus
thunderbolt dock. On this dock I have two monitors connected. One is
connected to the display port of the dock, the second one is connected
