1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018 Intel Corporation
3 */
4
5 #ifndef _MACSWAP_COMMON_H_
6 #define _MACSWAP_COMMON_H_
7
8 static inline uint64_t
ol_flags_init(uint64_t tx_offload)9 ol_flags_init(uint64_t tx_offload)
10 {
11 uint64_t ol_flags = 0;
12
13 ol_flags |= (tx_offload & RTE_ETH_TX_OFFLOAD_VLAN_INSERT) ?
14 RTE_MBUF_F_TX_VLAN : 0;
15 ol_flags |= (tx_offload & RTE_ETH_TX_OFFLOAD_QINQ_INSERT) ?
16 RTE_MBUF_F_TX_QINQ : 0;
17 ol_flags |= (tx_offload & RTE_ETH_TX_OFFLOAD_MACSEC_INSERT) ?
18 RTE_MBUF_F_TX_MACSEC : 0;
19
20 return ol_flags;
21 }
22
23 static inline void
vlan_qinq_set(struct rte_mbuf * pkts[],uint16_t nb,uint64_t ol_flags,uint16_t vlan,uint16_t outer_vlan)24 vlan_qinq_set(struct rte_mbuf *pkts[], uint16_t nb,
25 uint64_t ol_flags, uint16_t vlan, uint16_t outer_vlan)
26 {
27 int i;
28
29 if (ol_flags & RTE_MBUF_F_TX_VLAN)
30 for (i = 0; i < nb; i++)
31 pkts[i]->vlan_tci = vlan;
32 if (ol_flags & RTE_MBUF_F_TX_QINQ)
33 for (i = 0; i < nb; i++)
34 pkts[i]->vlan_tci_outer = outer_vlan;
35 }
36
37 static inline void
mbuf_field_set(struct rte_mbuf * mb,uint64_t ol_flags)38 mbuf_field_set(struct rte_mbuf *mb, uint64_t ol_flags)
39 {
40 mb->ol_flags &= RTE_MBUF_F_INDIRECT | RTE_MBUF_F_EXTERNAL;
41 mb->ol_flags |= ol_flags;
42 mb->l2_len = sizeof(struct rte_ether_hdr);
43 mb->l3_len = sizeof(struct rte_ipv4_hdr);
44 }
45
46 #endif /* _MACSWAP_COMMON_H_ */
47