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"
17 /* HW checksum offload capabilities of vectorized Tx. */
18 #define MLX5_VEC_TX_CKSUM_OFFLOAD_CAP \
19 (DEV_TX_OFFLOAD_IPV4_CKSUM | \
20 DEV_TX_OFFLOAD_UDP_CKSUM | \
21 DEV_TX_OFFLOAD_TCP_CKSUM | \
22 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM)
25 * Compile time sanity check for vectorized functions.
28 #define S_ASSERT_RTE_MBUF(s) \
29 static_assert(s, "A field of struct rte_mbuf is changed")
30 #define S_ASSERT_MLX5_CQE(s) \
31 static_assert(s, "A field of struct mlx5_cqe is changed")
33 /* rxq_cq_decompress_v() */
34 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, pkt_len) ==
35 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
36 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, data_len) ==
37 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
38 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, hash) ==
39 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 12);
41 /* rxq_cq_to_ptype_oflags_v() */
42 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, ol_flags) ==
43 offsetof(struct rte_mbuf, rearm_data) + 8);
44 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, rearm_data) ==
45 RTE_ALIGN(offsetof(struct rte_mbuf, rearm_data), 16));
48 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, pkt_len) ==
49 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
50 S_ASSERT_RTE_MBUF(offsetof(struct rte_mbuf, data_len) ==
51 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
52 #if (RTE_CACHE_LINE_SIZE == 128)
53 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, pkt_info) == 64);
55 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, pkt_info) == 0);
57 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, rx_hash_res) ==
58 offsetof(struct mlx5_cqe, pkt_info) + 12);
59 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, rsvd1) + 11 ==
60 offsetof(struct mlx5_cqe, hdr_type_etc));
61 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, vlan_info) ==
62 offsetof(struct mlx5_cqe, hdr_type_etc) + 2);
63 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, lro_num_seg) + 12 ==
64 offsetof(struct mlx5_cqe, byte_cnt));
65 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, sop_drop_qpn) ==
66 RTE_ALIGN(offsetof(struct mlx5_cqe, sop_drop_qpn), 8));
67 S_ASSERT_MLX5_CQE(offsetof(struct mlx5_cqe, op_own) ==
68 offsetof(struct mlx5_cqe, sop_drop_qpn) + 7);
70 #endif /* RTE_PMD_MLX5_RXTX_VEC_H_ */