RE: [PATCH V1 2/4] net/mlx5: support FDB unified domain

[Dariusz Sosnowski <dsosnowski@nvidia.com>]

> -----Original Message-----
> From: Ophir Munk <ophirmu@nvidia.com>
> Sent: Tuesday, February 25, 2025 13:02
> To: Dariusz Sosnowski <dsosnowski@nvidia.com>; Slava Ovsiienko
> <viacheslavo@nvidia.com>; Bing Zhao <bingz@nvidia.com>; Ori Kam
> <orika@nvidia.com>; Suanming Mou <suanmingm@nvidia.com>; Matan Azrad
> <matan@nvidia.com>
> Cc: dev@dpdk.org; Raslan Darawsheh <rasland@nvidia.com>
> Subject: [PATCH V1 2/4] net/mlx5: support FDB unified domain
> 
> Legacy FDB domain is enhanced with optional three sub-domains: FDB_RX
> FDB_TX and FDB_UNIFIED. Based on FW capability bit mlx5 will work in either
> legacy or unified mode. To work in fdb unified mode the flow attribute transfer
> bit must be set and the fdb sub domains are determined by the table specialize
> flags SPECIALIZE_TRANSFER_WIRE_ORIG and
> SPECIALIZE_TRANSFER_VPORT_ORIG.
> 
> +------------+-------------+--------------+
> | WIRE_ORIG  | VPORT_ORIG  | FDB domain   |
> +------------+-------------+--------------+
> | 0          | 0           | FDB_UNIFIED  |
> | 0          | 1           | FDB_TX       |
> | 1          | 0           | FDB_RX       |
> +------------+-------------+--------------+
> 
> There can be no two groups which only differ in their fdb sub domain.
> A table must be created in a group which has the same fdb sub domain.
> 
> Signed-off-by: Ophir Munk <ophirmu@nvidia.com>

Acked-by: Dariusz Sosnowski <dsosnowski@nvidia.com>

Best regards,
Dariusz Sosnowski