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| author | Leon Romanovsky <leonro@nvidia.com> | 2022-12-02 20:41:28 +0200 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2022-12-05 10:32:44 +0100 |
| commit | 62f6eca5de103c6823f6ca2abbf2ee242e132207 (patch) | |
| tree | 0f12f6e5c4e0a97d25e1f7b1c29171c22ac94763 /drivers/net | |
| parent | d14f28b8c1de668bab863bf5892a49c824cb110d (diff) | |
| download | linux-stable-62f6eca5de103c6823f6ca2abbf2ee242e132207.tar.gz linux-stable-62f6eca5de103c6823f6ca2abbf2ee242e132207.tar.bz2 linux-stable-62f6eca5de103c6823f6ca2abbf2ee242e132207.zip | |
xfrm: allow state packet offload mode
Allow users to configure xfrm states with packet offload mode.
The packet mode must be requested both for policy and state, and
such requires us to do not implement fallback.
We explicitly return an error if requested packet mode can't
be configured.
Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'drivers/net')
6 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/chcr_ipsec.c b/drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/chcr_ipsec.c index 585590520076..ca21794281d6 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/chcr_ipsec.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/chcr_ipsec.c @@ -283,6 +283,10 @@ static int ch_ipsec_xfrm_add_state(struct xfrm_state *x) pr_debug("Cannot offload xfrm states with geniv other than seqiv\n"); return -EINVAL; } + if (x->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { + pr_debug("Unsupported xfrm offload\n"); + return -EINVAL; + } sa_entry = kzalloc(sizeof(*sa_entry), GFP_KERNEL); if (!sa_entry) { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c index 774de63dd93a..53a969e34883 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c @@ -585,6 +585,11 @@ static int ixgbe_ipsec_add_sa(struct xfrm_state *xs) return -EINVAL; } + if (xs->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { + netdev_err(dev, "Unsupported ipsec offload type\n"); + return -EINVAL; + } + if (xs->xso.dir == XFRM_DEV_OFFLOAD_IN) { struct rx_sa rsa; diff --git a/drivers/net/ethernet/intel/ixgbevf/ipsec.c b/drivers/net/ethernet/intel/ixgbevf/ipsec.c index 9984ebc62d78..c1cf540d162a 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ipsec.c +++ b/drivers/net/ethernet/intel/ixgbevf/ipsec.c @@ -280,6 +280,11 @@ static int ixgbevf_ipsec_add_sa(struct xfrm_state *xs) return -EINVAL; } + if (xs->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { + netdev_err(dev, "Unsupported ipsec offload type\n"); + return -EINVAL; + } + if (xs->xso.dir == XFRM_DEV_OFFLOAD_IN) { struct rx_sa rsa; 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 1b03ab03fc5a..e6411533f911 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -253,6 +253,10 @@ 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; + } return 0; } diff --git a/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c b/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c index 3728870d8e9c..4632268695cb 100644 --- a/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c +++ b/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c @@ -302,6 +302,11 @@ static int nfp_net_xfrm_add_state(struct xfrm_state *x) return -EINVAL; } + if (x->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { + nn_err(nn, "Unsupported xfrm offload tyoe\n"); + return -EINVAL; + } + cfg->spi = ntohl(x->id.spi); /* Hash/Authentication */ diff --git a/drivers/net/netdevsim/ipsec.c b/drivers/net/netdevsim/ipsec.c index 386336a38f34..b93baf5c8bee 100644 --- a/drivers/net/netdevsim/ipsec.c +++ b/drivers/net/netdevsim/ipsec.c @@ -149,6 +149,11 @@ static int nsim_ipsec_add_sa(struct xfrm_state *xs) return -EINVAL; } + if (xs->xso.type != XFRM_DEV_OFFLOAD_CRYPTO) { + netdev_err(dev, "Unsupported ipsec offload type\n"); + return -EINVAL; + } + /* find the first unused index */ ret = nsim_ipsec_find_empty_idx(ipsec); if (ret < 0) { |