2 * Copyright (c) 2018, Mellanox Technologies. All rights reserved.
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33 #ifndef _MLX5_FS_HELPERS_
34 #define _MLX5_FS_HELPERS_
36 #include <linux/mlx5/mlx5_ifc.h>
38 #define MLX5_FS_IPV4_VERSION 4
39 #define MLX5_FS_IPV6_VERSION 6
41 static inline bool mlx5_fs_is_ipsec_flow(const u32 *match_c)
43 void *misc_params_c = MLX5_ADDR_OF(fte_match_param, match_c,
46 return MLX5_GET(fte_match_set_misc, misc_params_c, outer_esp_spi);
49 static inline bool _mlx5_fs_is_outer_ipproto_flow(const u32 *match_c,
50 const u32 *match_v, u8 match)
52 const void *headers_c = MLX5_ADDR_OF(fte_match_param, match_c,
54 const void *headers_v = MLX5_ADDR_OF(fte_match_param, match_v,
57 return MLX5_GET(fte_match_set_lyr_2_4, headers_c, ip_protocol) == 0xff &&
58 MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_protocol) == match;
61 static inline bool mlx5_fs_is_outer_tcp_flow(const u32 *match_c,
64 return _mlx5_fs_is_outer_ipproto_flow(match_c, match_v, IPPROTO_TCP);
67 static inline bool mlx5_fs_is_outer_udp_flow(const u32 *match_c,
70 return _mlx5_fs_is_outer_ipproto_flow(match_c, match_v, IPPROTO_UDP);
73 static inline bool mlx5_fs_is_vxlan_flow(const u32 *match_c)
75 void *misc_params_c = MLX5_ADDR_OF(fte_match_param, match_c,
78 return MLX5_GET(fte_match_set_misc, misc_params_c, vxlan_vni);
81 static inline bool _mlx5_fs_is_outer_ipv_flow(struct mlx5_core_dev *mdev,
83 const u32 *match_v, int version)
85 int match_ipv = MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
86 ft_field_support.outer_ip_version);
87 const void *headers_c = MLX5_ADDR_OF(fte_match_param, match_c,
89 const void *headers_v = MLX5_ADDR_OF(fte_match_param, match_v,
96 case MLX5_FS_IPV4_VERSION:
99 case MLX5_FS_IPV6_VERSION:
100 ethertype = ETH_P_IPV6;
106 return MLX5_GET(fte_match_set_lyr_2_4, headers_c,
107 ethertype) == 0xffff &&
108 MLX5_GET(fte_match_set_lyr_2_4, headers_v,
109 ethertype) == ethertype;
112 return MLX5_GET(fte_match_set_lyr_2_4, headers_c,
113 ip_version) == 0xf &&
114 MLX5_GET(fte_match_set_lyr_2_4, headers_v,
115 ip_version) == version;
119 mlx5_fs_is_outer_ipv4_flow(struct mlx5_core_dev *mdev, const u32 *match_c,
122 return _mlx5_fs_is_outer_ipv_flow(mdev, match_c, match_v,
123 MLX5_FS_IPV4_VERSION);
127 mlx5_fs_is_outer_ipv6_flow(struct mlx5_core_dev *mdev, const u32 *match_c,
130 return _mlx5_fs_is_outer_ipv_flow(mdev, match_c, match_v,
131 MLX5_FS_IPV6_VERSION);
134 static inline bool mlx5_fs_is_outer_ipsec_flow(const u32 *match_c)
136 void *misc_params_c =
137 MLX5_ADDR_OF(fte_match_param, match_c, misc_parameters);
139 return MLX5_GET(fte_match_set_misc, misc_params_c, outer_esp_spi);