On 24/03/2018 12:00, Andrew Lunn wrote: >>>>>>>>> root@zii-devel-b:~# ./iproute2/devlink/devlink port >>>>>>>>> mdio_bus/0.1:00/0: type eth netdev lan0 flavour physical number 0 >>>>>>>>> mdio_bus/0.1:00/1: type eth netdev lan1 flavour physical number 1 >>>>>>>>> mdio_bus/0.1:00/2: type eth netdev lan2 flavour physical number 2 >>>>>>>>> mdio_bus/0.1:00/3: type notset >>>>>>>>> mdio_bus/0.1:00/4: type notset >>>>>>>>> mdio_bus/0.1:00/5: type notset flavour dsa number 5 >>>>>>>>> mdio_bus/0.1:00/6: type notset flavour cpu number 6 >>>>>>>>> mdio_bus/0.2:00/0: type eth netdev lan3 flavour physical number 0 >>>>>>>>> mdio_bus/0.2:00/1: type eth netdev lan4 flavour physical number 1 >>>>>>>>> mdio_bus/0.2:00/2: type eth netdev lan5 flavour physical number 2 >>>>>>>>> mdio_bus/0.2:00/3: type notset >>>>>>>>> mdio_bus/0.2:00/4: type notset >>>>>>>>> mdio_bus/0.2:00/5: type notset flavour dsa number 5 >>>>>>>>> mdio_bus/0.2:00/6: type notset flavour dsa number 6 >>>>>>>>> mdio_bus/0.4:00/0: type eth netdev lan6 flavour physical number 0 >>>>>>>>> mdio_bus/0.4:00/1: type eth netdev lan7 flavour physical number 1 >>>>>>>>> mdio_bus/0.4:00/2: type eth netdev lan8 flavour physical number 2 >>>>>>>>> mdio_bus/0.4:00/3: type eth netdev optical3 flavour physical > >>> What is an appropriate attribute to use to return the physical port number >>> within a given switch? >> >> I don't think there's one out there. I tried to add it in this patchset. > > Florian, do you need it to be unique per switch, or DSA cluster. The > current solution is clearly not unique across a cluster.
It needs to be unique per switch, we have the switch identifier through phys_switch_id for higher level "uniqueness". -- Florian
