[PATCH net-next V2 1/6] net/mlx5: HWS, Enable IPSec hardware offload in legacy mode

From: Tariq Toukan
Date: Wed Jul 16 2025 - 10:18:59 EST


From: Lama Kayal <lkayal@xxxxxxxxxx>

IPSec hardware offload in legacy mode should not be affected by the
steering mode, hence it should also work properly with hmfs mode.

Remove steering mode validation when calculating the cap for packet
offload, this will also enable the missing cap MLX5_IPSEC_CAP_PRIO
needed for crypto offload.

Signed-off-by: Lama Kayal <lkayal@xxxxxxxxxx>
Reviewed-by: Jianbo Liu <jianbol@xxxxxxxxxx>
Signed-off-by: Tariq Toukan <tariqt@xxxxxxxxxx>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@xxxxxxxxxxxxxxx>
---
.../net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

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 820debf3fbbf..ef7322d381af 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
@@ -42,8 +42,7 @@ u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)

if (MLX5_CAP_IPSEC(mdev, ipsec_full_offload) &&
(mdev->priv.steering->mode == MLX5_FLOW_STEERING_MODE_DMFS ||
- (mdev->priv.steering->mode == MLX5_FLOW_STEERING_MODE_SMFS &&
- is_mdev_legacy_mode(mdev)))) {
+ is_mdev_legacy_mode(mdev))) {
if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev,
reformat_add_esp_trasport) &&
MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
--
2.31.1