1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2017 6WIND S.A.
3 * Copyright 2017 Mellanox Technologies, Ltd
6 #ifndef RTE_PMD_MLX5_RXTX_VEC_H_
7 #define RTE_PMD_MLX5_RXTX_VEC_H_
9 #include <rte_common.h>
14 #include "mlx5_autoconf.h"
16 /* HW checksum offload capabilities of vectorized Tx. */
17 #define MLX5_VEC_TX_CKSUM_OFFLOAD_CAP \
18 (RTE_ETH_TX_OFFLOAD_IPV4_CKSUM | \
19 RTE_ETH_TX_OFFLOAD_UDP_CKSUM | \
20 RTE_ETH_TX_OFFLOAD_TCP_CKSUM | \
21 RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM)
24 * Compile time sanity check for vectorized functions.
27 #define S_ASSERT_RTE_MBUF(s) \
28 static_assert(s, "A field of struct rte_mbuf is changed")
29 #define S_ASSERT_MLX5_CQE(s) \
30 static_assert(s, "A field of struct mlx5_cqe is changed")
32 /* rxq_cq_decompress_v() */
33 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, pkt_len) ==
34 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
35 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, data_len) ==
36 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
37 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, hash) ==
38 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 12);
40 /* rxq_cq_to_ptype_oflags_v() */
41 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, ol_flags) ==
42 offsetof(struct rte_mbuf, rearm_data) + 8);
43 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, rearm_data) ==
44 RTE_ALIGN(offsetof(struct rte_mbuf, rearm_data), 16));
47 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, pkt_len) ==
48 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
49 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, data_len) ==
50 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
51 #if (RTE_CACHE_LINE_SIZE == 128)
52 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, pkt_info) == 64);
54 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, pkt_info) == 0);
56 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, rx_hash_res) ==
57 offsetof(struct mlx5_cqe, pkt_info) + 12);
58 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, rsvd1) + 11 ==
59 offsetof(struct mlx5_cqe, hdr_type_etc));
60 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, vlan_info) ==
61 offsetof(struct mlx5_cqe, hdr_type_etc) + 2);
62 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, lro_num_seg) + 12 ==
63 offsetof(struct mlx5_cqe, byte_cnt));
64 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, sop_drop_qpn) ==
65 RTE_ALIGN(offsetof(struct mlx5_cqe, sop_drop_qpn), 8));
66 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, op_own) ==
67 offsetof(struct mlx5_cqe, sop_drop_qpn) + 7);
69 #endif /* RTE_PMD_MLX5_RXTX_VEC_H_ */