Thunderbolt NVM isn't on LVFS stable but it's on testing. Either turn on
fwupd LVFS testing remote or install manually from this file:

https://fwupd.org/lvfs/device/dfd51125-338f-56ff-b721-fa3bea8e534e

On Tue, Dec 19, 2017, 02:45 Kai-Heng Feng <kai.heng.f...@canonical.com>
wrote:

> I can't reproduce the issue on the XPS 9360 at my hand, which
> unfortunately is not the mass production one, with both BIOS 2.3.1 (the
> version you currently used) and 2.4.2.
>
> The TBT's XHCI HC failed to suspend,
> [   87.718350] xhci_hcd 0000:39:00.0: WARN: xHC CMD_RUN timeout
> [   87.718372] suspend_common(): xhci_pci_suspend+0x0/0xd0 returns -110
> [   87.718377] pci_pm_suspend(): hcd_pci_suspend+0x0/0x30 returns -110
> [   87.718385] dpm_run_callback(): pci_pm_suspend+0x0/0x130 returns -110
> [   87.718391] PM: Device 0000:39:00.0 failed to suspend async: error -110
>
> Also we can see that:
> 01:00.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3 Bridge
> [Alpine Ridge 2C 2015] [8086:1576] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: pcieport
>         Kernel modules: shpchp
>
> 02:00.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3 Bridge
> [Alpine Ridge 2C 2015] [8086:1576] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: pcieport
>         Kernel modules: shpchp
>
> 02:01.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3 Bridge
> [Alpine Ridge 2C 2015] [8086:1576] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: pcieport
>         Kernel modules: shpchp
>
> 02:02.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3 Bridge
> [Alpine Ridge 2C 2015] [8086:1576] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: pcieport
>         Kernel modules: shpchp
>
> 03:00.0 System peripheral [0880]: Intel Corporation DSL6340 Thunderbolt 3
> NHI [Alpine Ridge 2C 2015] [8086:1575] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: thunderbolt
>         Kernel modules: thunderbolt
>
> 39:00.0 USB controller [0c03]: Intel Corporation DSL6340 USB 3.1
> Controller [Alpine Ridge] [8086:15b5] (rev ff) (prog-if ff)
>         !!! Unknown header type 7f
>         Kernel driver in use: xhci_hcd
>
> All these PCI devices are not responsive.
>
> Can you attach the output `lspci` right after boot, without plugging any
> USB-C/TBT device?
>
> Also, can you upgrade your BIOS and Thunderbolt firmware? Hopefully this
> can fix the issue.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1738224
>
> Title:
>   Suspend broken after kernel upgrade
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1738224/+subscriptions
>

-- 
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https://bugs.launchpad.net/bugs/1738224

Title:
  Suspend broken after kernel upgrade

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