diff mbox series

[net-next,v1,02/10] net/mlx5e: Check IPsec packet offload tunnel capabilities

Message ID 9bc295c93c47710ba69a030c31cce861464164ef.1681388425.git.leonro@nvidia.com (mailing list archive)
State Accepted
Commit 1c80e949292f2ec490828b538cb9d490edf8f224
Delegated to: Netdev Maintainers
Headers show
Series Support tunnel mode in mlx5 IPsec packet offload | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 18 this patch: 18
netdev/cc_maintainers warning 2 maintainers not CCed: linux-rdma@vger.kernel.org borisp@nvidia.com
netdev/build_clang success Errors and warnings before: 18 this patch: 18
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 18 this patch: 18
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 19 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Leon Romanovsky April 13, 2023, 12:29 p.m. UTC 
From: Leon Romanovsky <leonro@nvidia.com>

Validate tunnel mode support for IPsec packet offload.

Reviewed-by: Simon Horman <simon.horman@corigine.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 52890d7dce6b..bb89e18b17b4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -107,6 +107,7 @@  enum mlx5_ipsec_cap {
 	MLX5_IPSEC_CAP_PACKET_OFFLOAD	= 1 << 2,
 	MLX5_IPSEC_CAP_ROCE             = 1 << 3,
 	MLX5_IPSEC_CAP_PRIO             = 1 << 4,
+	MLX5_IPSEC_CAP_TUNNEL           = 1 << 5,
 };
 
 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 5fddb86bb35e..df90e19066bc 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
@@ -48,6 +48,12 @@  u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)
 		if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev, ignore_flow_level) &&
 		    MLX5_CAP_FLOWTABLE_NIC_RX(mdev, ignore_flow_level))
 			caps |= MLX5_IPSEC_CAP_PRIO;
+
+		if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev,
+					      reformat_l2_to_l3_esp_tunnel) &&
+		    MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
+					      reformat_l3_esp_tunnel_to_l2))
+			caps |= MLX5_IPSEC_CAP_TUNNEL;
 	}
 
 	if (mlx5_get_roce_state(mdev) &&