FW 13 - Ryzen AI 9 - Thunderbolt/DP Display Output is Broken

[kirelagin]

Have you tried lspci? I was getting the exact same thing (only the hub shown but no devices, and that uscsi_acpi error on my first-gen-AMD FW13 and, it turns out, it was due to a kernel bug fixed in 6.16:

[Resolved] FW laptop not detecting a Thunderbolt device

Hi, This is just a general note. If you are finding that Thunderbolt devices are not appearing when you plug them in. In linux, try “lspci”. If the thunderbolt device then appears, it is due to a kernel bug. I found this happen with Linux kernel 6.15.4. The fix is detailed here: I found this very useful to know when I was diagnosing a problem recently.