1 | // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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2 | /* Copyright (C) 2023 Corigine, Inc */ |
3 | |
4 | #include <net/xfrm.h> |
5 | |
6 | #include "../nfp_net.h" |
7 | #include "nfdk.h" |
8 | |
9 | u64 nfp_nfdk_ipsec_tx(u64 flags, struct sk_buff *skb) |
10 | { |
11 | struct xfrm_state *x = xfrm_input_state(skb); |
12 | struct iphdr *iph = ip_hdr(skb); |
13 | |
14 | if (x->xso.dev && (x->xso.dev->features & NETIF_F_HW_ESP_TX_CSUM)) { |
15 | if (iph->version == 4) |
16 | flags |= NFDK_DESC_TX_L3_CSUM; |
17 | flags |= NFDK_DESC_TX_L4_CSUM; |
18 | } |
19 | |
20 | return flags; |
21 | } |
22 |