diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c index f5f930ea3f0f..bb9023957f74 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -191,11 +191,6 @@ static inline int mlx5e_xfrm_validate_state(struct xfrm_state *x) netdev_info(netdev, "Only IPv4/6 xfrm states may be offloaded\n"); return -EINVAL; } - if (x->props.mode != XFRM_MODE_TRANSPORT && - x->props.mode != XFRM_MODE_TUNNEL) { - dev_info(&netdev->dev, "Only transport and tunnel xfrm states may be offloaded\n"); - return -EINVAL; - } if (x->id.proto != IPPROTO_ESP) { netdev_info(netdev, "Only ESP xfrm state may be offloaded\n"); return -EINVAL; @@ -229,11 +224,32 @@ static inline int mlx5e_xfrm_validate_state(struct xfrm_state *x) netdev_info(netdev, "Cannot offload xfrm states with geniv other than seqiv\n"); return -EINVAL; } - if (x->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { - netdev_info(netdev, "Unsupported xfrm offload type\n"); - return -EINVAL; - } - if (x->xso.type == XFRM_DEV_OFFLOAD_PACKET) { + switch (x->xso.type) { + case XFRM_DEV_OFFLOAD_CRYPTO: + if (!(mlx5_ipsec_device_caps(priv->mdev) & + MLX5_IPSEC_CAP_CRYPTO)) { + netdev_info(netdev, "Crypto offload is not supported\n"); + return -EINVAL; + } + + if (x->props.mode != XFRM_MODE_TRANSPORT && + x->props.mode != XFRM_MODE_TUNNEL) { + netdev_info(netdev, "Only transport and tunnel xfrm states may be offloaded\n"); + return -EINVAL; + } + break; + case XFRM_DEV_OFFLOAD_PACKET: + if (!(mlx5_ipsec_device_caps(priv->mdev) & + MLX5_IPSEC_CAP_PACKET_OFFLOAD)) { + netdev_info(netdev, "Packet offload is not supported\n"); + return -EINVAL; + } + + if (x->props.mode != XFRM_MODE_TRANSPORT) { + netdev_info(netdev, "Only transport xfrm states may be offloaded in packet mode\n"); + return -EINVAL; + } + if (x->replay_esn && x->replay_esn->replay_window != 32 && x->replay_esn->replay_window != 64 && x->replay_esn->replay_window != 128 && @@ -263,6 +279,11 @@ static inline int mlx5e_xfrm_validate_state(struct xfrm_state *x) "Hard packet limit must be greater than soft one\n"); return -EINVAL; } + break; + default: + netdev_info(netdev, "Unsupported xfrm offload type %d\n", + x->xso.type); + return -EINVAL; } return 0; } |