On Wed, Feb 15, 2023 at 08:24:39AM +0200, Mika Westerberg wrote: > > I guess something else that might be less detrimental the loss of UUID > > by reading DROM this way would be to only read DROM this way if any CRC > > failed. > > Actually we do read UUID for TBT3 devices from link controller registers > (see tb_lc_read_uuid()) instead so I think perhaps we can limit the > bitbanging just for older TBT devices with no LC or something like that? Just make sure UUID stays the same so that users don't need to re-authorize their devices.