diff mbox series

[xfrm-next,03/16] net/mlx5e: Advertise IPsec packet offload support

Message ID 71077abb6b10fb5ec6f8caec56fa8181db093a82.1670011671.git.leonro@nvidia.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series mlx5 IPsec packet offload support (Part I) | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Leon Romanovsky Dec. 2, 2022, 8:10 p.m. UTC 
From: Leon Romanovsky <leonro@nvidia.com>

Add needed capabilities check to determine if device supports IPsec
packet offload mode.

Reviewed-by: Raed Salem <raeds@nvidia.com>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h    | 1 +
 .../ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c    | 6 ++++++
 2 files changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
index 4c47347d0ee2..fa052a89c4dd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -88,6 +88,7 @@  struct mlx5_accel_esp_xfrm_attrs {
 enum mlx5_ipsec_cap {
 	MLX5_IPSEC_CAP_CRYPTO		= 1 << 0,
 	MLX5_IPSEC_CAP_ESN		= 1 << 1,
+	MLX5_IPSEC_CAP_PACKET_OFFLOAD	= 1 << 2,
 };
 
 struct mlx5e_priv;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
index 792724ce7336..3d5a1f875398 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
@@ -31,6 +31,12 @@  u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)
 	    MLX5_CAP_ETH(mdev, insert_trailer) && MLX5_CAP_ETH(mdev, swp))
 		caps |= MLX5_IPSEC_CAP_CRYPTO;
 
+	if (MLX5_CAP_IPSEC(mdev, ipsec_full_offload) &&
+	    MLX5_CAP_FLOWTABLE_NIC_TX(mdev, reformat_add_esp_trasport) &&
+	    MLX5_CAP_FLOWTABLE_NIC_RX(mdev, reformat_del_esp_trasport) &&
+	    MLX5_CAP_FLOWTABLE_NIC_RX(mdev, decap))
+		caps |= MLX5_IPSEC_CAP_PACKET_OFFLOAD;
+
 	if (!caps)
 		return 0;