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net/mlx5: fs, add RDMA TRANSPORT steering domain support

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Add RX and TX RDMA_TRANSPORT flow table namespace, and the ability
to create flow tables in those namespaces.

The RDMA_TRANSPORT RX and TX are per vport.

Packets will traverse through RDMA_TRANSPORT_RX after RDMA_RX and through
RDMA_TRANSPORT_TX before RDMA_TX, ensuring proper control and management.

RDMA_TRANSPORT domains are managed by the vport group manager.

Signed-off-by: Patrisious Haddad <phaddad@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Link: https://patch.msgid.link/a6b550d9859a197eafa804b9a8d76916ca481da9.1740574103.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Patrisious Haddad
2025-02-26 15:01:09 +02:00
committed by Leon Romanovsky
parent ab7d228c7e
commit 15b103df80
7 changed files with 195 additions and 21 deletions
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6
include/linux/mlx5/device.h
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@@ -1346,6 +1346,12 @@ enum mlx5_qcam_feature_groups {
#define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_TRANSPORT_RX(mdev, cap) \
MLX5_CAP_ADV_RDMA(mdev, rdma_transport_rx_flow_table_properties.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_TRANSPORT_TX(mdev, cap) \
MLX5_CAP_ADV_RDMA(mdev, rdma_transport_tx_flow_table_properties.cap)
#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
MLX5_GET(flow_table_eswitch_cap, \
mdev->caps.hca[MLX5_CAP_ESWITCH_FLOW_TABLE]->cur, cap)