On Wed, Sep 27, 2023 at 05:42:48PM +0300, Mika Westerberg wrote: > On Wed, Sep 27, 2023 at 04:31:43PM +0200, Lukas Wunner wrote: > > On Wed, Sep 27, 2023 at 03:47:32PM +0300, Mika Westerberg wrote: > > > This is not a Linux defect. The firmware is expected to create that > > > tunnel so regardless of the "delay" the devices are already back. This > > > is not happening. > > > > I recall that newer chips can be switched over to software connection > > manager at runtime. > > > > Can we determine that the ICM firmware failed to do what it should, > > kick it out and let the software connection manager take over? > > No that's not possible. In Macs it was "partially" possible but even > there you lose all the PM and the like. I don't even want to speculate > what happens if you run the same on PCs. > > There is an option to "force" this but I do not recommend this (pass > thunderbolt.start_icm=1 in the command line). Sorry, this is the complete opposite. This starts the firmware not stops it but anyways everything else above is true ;-)