-/**
- * Convert mbuf to Verb SWP.
- *
- * @param txq_data
- * Pointer to the Tx queue.
- * @param buf
- * Pointer to the mbuf.
- * @param tso
- * TSO offloads enabled.
- * @param vlan
- * VLAN offloads enabled
- * @param offsets
- * Pointer to the SWP header offsets.
- * @param swp_types
- * Pointer to the SWP header types.
- */
-static __rte_always_inline void
-txq_mbuf_to_swp(struct mlx5_txq_data *txq, struct rte_mbuf *buf,
- uint8_t tso, uint64_t vlan,
- uint8_t *offsets, uint8_t *swp_types)
-{
- uint64_t tunnel = buf->ol_flags & PKT_TX_TUNNEL_MASK;
- uint16_t idx;
- uint16_t off;
- const uint64_t ol_flags_mask = PKT_TX_L4_MASK | PKT_TX_IPV6 |
- PKT_TX_OUTER_IPV6;
-
- if (likely(!tunnel || !txq->swp_en ||
- (tunnel != PKT_TX_TUNNEL_UDP && tunnel != PKT_TX_TUNNEL_IP)))
- return;
- /*
- * The index should have:
- * bit[0:1] = PKT_TX_L4_MASK
- * bit[4] = PKT_TX_IPV6
- * bit[8] = PKT_TX_OUTER_IPV6
- * bit[9] = PKT_TX_OUTER_UDP
- */
- idx = (buf->ol_flags & ol_flags_mask) >> 52;
- if (tunnel == PKT_TX_TUNNEL_UDP)
- idx |= 1 << 9;
- *swp_types = mlx5_swp_types_table[idx];
- /* swp offsets. */
- off = buf->outer_l2_len + (vlan ? 4 : 0); /* Outer L3 offset. */
- if (tso || (buf->ol_flags & PKT_TX_OUTER_IP_CKSUM))
- offsets[1] = off >> 1;
- off += buf->outer_l3_len; /* Outer L4 offset. */
- if (tunnel == PKT_TX_TUNNEL_UDP)
- offsets[0] = off >> 1;
- off += buf->l2_len; /* Inner L3 offset. */
- if (tso || (buf->ol_flags & PKT_TX_IP_CKSUM))
- offsets[3] = off >> 1;
- off += buf->l3_len; /* Inner L4 offset. */
- if (tso || ((buf->ol_flags & PKT_TX_L4_MASK) == PKT_TX_TCP_CKSUM) ||
- ((buf->ol_flags & PKT_TX_L4_MASK) == PKT_TX_UDP_CKSUM))
- offsets[2] = off >> 1;
-}
-
-/**
- * Convert the Checksum offloads to Verbs.
- *
- * @param buf
- * Pointer to the mbuf.
- *
- * @return
- * Converted checksum flags.
- */
-static __rte_always_inline uint8_t
-txq_ol_cksum_to_cs(struct rte_mbuf *buf)
-{
- uint32_t idx;
- uint8_t is_tunnel = !!(buf->ol_flags & PKT_TX_TUNNEL_MASK);
- const uint64_t ol_flags_mask = PKT_TX_TCP_SEG | PKT_TX_L4_MASK |
- PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM;
-
- /*
- * The index should have:
- * bit[0] = PKT_TX_TCP_SEG
- * bit[2:3] = PKT_TX_UDP_CKSUM, PKT_TX_TCP_CKSUM
- * bit[4] = PKT_TX_IP_CKSUM
- * bit[8] = PKT_TX_OUTER_IP_CKSUM
- * bit[9] = tunnel
- */
- idx = ((buf->ol_flags & ol_flags_mask) >> 50) | (!!is_tunnel << 9);
- return mlx5_cksum_table[idx];
-}
-
-/**
- * Count the number of contiguous single segment packets.
- *
- * @param pkts
- * Pointer to array of packets.
- * @param pkts_n
- * Number of packets.
- *
- * @return
- * Number of contiguous single segment packets.
- */
-static __rte_always_inline unsigned int
-txq_count_contig_single_seg(struct rte_mbuf **pkts, uint16_t pkts_n)
-{
- unsigned int pos;
-
- if (!pkts_n)
- return 0;
- /* Count the number of contiguous single segment packets. */
- for (pos = 0; pos < pkts_n; ++pos)
- if (NB_SEGS(pkts[pos]) > 1)
- break;
- return pos;
-}
-
-/**
- * Count the number of contiguous multi-segment packets.
- *
- * @param pkts
- * Pointer to array of packets.
- * @param pkts_n
- * Number of packets.
- *
- * @return
- * Number of contiguous multi-segment packets.
- */
-static __rte_always_inline unsigned int
-txq_count_contig_multi_seg(struct rte_mbuf **pkts, uint16_t pkts_n)
-{
- unsigned int pos;
-
- if (!pkts_n)
- return 0;
- /* Count the number of contiguous multi-segment packets. */
- for (pos = 0; pos < pkts_n; ++pos)
- if (NB_SEGS(pkts[pos]) == 1)
- break;
- return pos;
-}
-