Re: net: dsa: lantiq_gswip: getting the first selftests to pass

Hauke Mehrtens
2022-08-03T21:50:55Z

Hi Martin,

On 7/29/22 00:09, Martin Blumenstingl wrote:
......
> The vendor driver lists a bunch of possible tables: [1]
> I'll leave any effort for multicast out for now... it's not the main
> use-case I am looking at right now.

Most of these tables are needed because the switch HW can do layer 3
(IP) multicast handling. I think normally Linux takes care of this with
DSA drivers and we only tell the switch where to forward based on MAC
addresses.

> As always: thank you for your amazing explanations, hints and pointers!
> Also I would like to point out that I am still doing all of this in my
> spare time. Whenever you have other conversations to focus on: please
> do so! For me it's not critical if you're getting back to me a few
> days sooner or later.
>
>
> Best regards,
> Martin
>
>
> [0] https://github.com/paldier/K3C/blob/ca7353eb397090c363632409d9ca568d3cca09c7/ugw/target/linux/lantiq/patches-3.10/7000-NET-lantiq-adds-eth-drv.patch#L2238-L2259
> [1] https://github.com/paldier/K3C/blob/ca7353eb397090c363632409d9ca568d3cca09c7/ugw/target/linux/lantiq/files/drivers/net/ethernet/lantiq/switch-api/ltq_flow_core.h#L164-L192