[Bridge] Bridge port isolation offload

[Florian Fainelli]

On 8/9/2021 9:40 PM, DENG Qingfang wrote:
> Hi,
> 
> Bridge port isolation flag (BR_ISOLATED) was added in commit
> 7d850abd5f4e. But switchdev does not offload it currently.
> It should be easy to implement in drivers, just like bridge offload
> but prevent isolated ports to communicate with each other.
> 
> Your thoughts?

It maps well on Broadcom switches but there was not a known use case 
AFAICT that warranted mapping this flag to program the switch hardware 
accordingly.
-- 
Florian