@@ -746,9 +746,24 @@ static void cn10k_ipsec_del_state(struct xfrm_state *x)
queue_work(pf->ipsec.sa_workq, &pf->ipsec.sa_work);
}
+static bool cn10k_ipsec_offload_ok(struct sk_buff *skb, struct xfrm_state *x)
+{
+ if (x->props.family == AF_INET) {
+ /* Offload with IPv4 options is not supported yet */
+ if (ip_hdr(skb)->ihl > 5)
+ return false;
+ } else {
+ /* Offload with IPv6 extension headers is not support yet */
+ if (ipv6_ext_hdr(ipv6_hdr(skb)->nexthdr))
+ return false;
+ }
+ return true;
+}
+
static const struct xfrmdev_ops cn10k_ipsec_xfrmdev_ops = {
.xdo_dev_state_add = cn10k_ipsec_add_state,
.xdo_dev_state_delete = cn10k_ipsec_del_state,
+ .xdo_dev_offload_ok = cn10k_ipsec_offload_ok,
};
static void cn10k_ipsec_sa_wq_handler(struct work_struct *work)
Allow to use hardware offload for outbound ipsec crypto mode if security association (SA) is set for a given skb. Signed-off-by: Bharat Bhushan <bbhushan2@marvell.com> --- .../ethernet/marvell/octeontx2/nic/cn10k_ipsec.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)