Re: [net-next PATCH 0/8] configuration support for switch headers & phy

Andrew Lunn
2021-03-21T14:16:09Z

On Sun, Mar 21, 2021 at 05:39:50PM +0530, Hariprasad Kelam wrote:
> This series of patches add support for parsing switch headers and
> configuration support for phy modulation type(NRZ or PAM4).
>
> PHYs that support changing modulation type ,user can configure it
> through private flags pam4.
>
> Marvell switches support DSA(distributed switch architecture) with
> different switch headers like FDSA and EDSA. This patch series adds
> private flags to enable user to configure interface in fdsa/edsa
> mode such that flow steering (forwading packets to pf/vf depending on
> switch header fields) and packet parsing can be acheived.

Hi Hariprasad

Private flags sound very wrong here. I would expect to see some
integration between the switchdev/DSA driver and the MAC driver.
Please show how this works in combination with
drivers/net/dsa/mv88e6xxx or drivers/net/ethernet/marvell/prestera.

Andrew