[PATCH 0/3] support setting lanes

[Thomas Monjalon]

12/03/2024 08:52, Dengdui Huang:
> Some speeds can be achieved with different number of lanes. For example,
> 100Gbps can be achieved using two lanes of 50Gbps or four lanes of 25Gbps.
> When use different lanes, the port cannot be up.

I'm not sure what you are referring to.
I suppose it is not PCI lanes.
Please could you link to an explanation of how a port is split in lanes?
Which hardware does this?