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net/mlx5: Geneve, Add flow table capabilities for Geneve decap with TLV options

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Introduce specification for Geneve decap flow with encapsulation options
and allow creation of rules that are matching on Geneve TLV options.

Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Yevgeny Kliteynik <kliteyn@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Yevgeny Kliteynik 2019-04-29 18:14:20 +00:00 committed by Saeed Mahameed
parent 75d90e7def
commit b169e64a24
3 changed files with 49 additions and 7 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/fs_core.h
View file

@ -152,7 +152,7 @@ struct mlx5_ft_underlay_qp {
u32 qpn;
};
#define MLX5_FTE_MATCH_PARAM_RESERVED reserved_at_800
#define MLX5_FTE_MATCH_PARAM_RESERVED reserved_at_a00
/* Calculate the fte_match_param length and without the reserved length.
* Make sure the reserved field is the last.
*/

4
include/linux/mlx5/device.h
View file

@ -1001,7 +1001,8 @@ enum {
MLX5_MATCH_OUTER_HEADERS = 1 << 0,
MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
MLX5_MATCH_INNER_HEADERS = 1 << 2,
MLX5_MATCH_MISC_PARAMETERS_2 = 1 << 3,
MLX5_MATCH_MISC_PARAMETERS_3 = 1 << 4,
};
enum {
@ -1045,6 +1046,7 @@ enum mlx5_mpls_supported_fields {
};
enum mlx5_flex_parser_protos {
MLX5_FLEX_PROTO_GENEVE = 1 << 3,
MLX5_FLEX_PROTO_CW_MPLS_GRE = 1 << 4,
MLX5_FLEX_PROTO_CW_MPLS_UDP = 1 << 5,
};

50
include/linux/mlx5/mlx5_ifc.h
View file

@ -86,6 +86,11 @@ enum {
enum {
MLX5_GENERAL_OBJ_TYPES_CAP_SW_ICM = (1ULL << MLX5_OBJ_TYPE_SW_ICM),
MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT = (1ULL << 11),
};
enum {
MLX5_OBJ_TYPE_GENEVE_TLV_OPT = 0x000b,
};
enum {
@ -339,7 +344,8 @@ struct mlx5_ifc_flow_table_fields_supported_bits {
u8 inner_tcp_flags[0x1];
u8 reserved_at_37[0x9];
u8 reserved_at_40[0x5];
u8 geneve_tlv_option_0_data[0x1];
u8 reserved_at_41[0x4];
u8 outer_first_mpls_over_udp[0x4];
u8 outer_first_mpls_over_gre[0x4];
u8 inner_first_mpls[0x4];
@ -528,6 +534,12 @@ struct mlx5_ifc_fte_match_set_misc2_bits {
u8 reserved_at_1a0[0x60];
};
struct mlx5_ifc_fte_match_set_misc3_bits {
u8 reserved_at_0[0x120];
u8 geneve_tlv_option_0_data[0x20];
u8 reserved_at_140[0xc0];
};
struct mlx5_ifc_cmd_pas_bits {
u8 pa_h[0x20];
@ -1247,9 +1259,13 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 num_of_uars_per_page[0x20];
u8 flex_parser_protocols[0x20];
u8 reserved_at_560[0x20];
u8 reserved_at_580[0x3c];
u8 max_geneve_tlv_options[0x8];
u8 reserved_at_568[0x3];
u8 max_geneve_tlv_option_data_len[0x5];
u8 reserved_at_570[0x10];
u8 reserved_at_580[0x1c];
u8 mini_cqe_resp_stride_index[0x1];
u8 cqe_128_always[0x1];
u8 cqe_compression_128[0x1];
@ -1283,7 +1299,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 uctx_cap[0x20];
u8 reserved_at_6c0[0x140];
u8 reserved_at_6c0[0x4];
u8 flex_parser_id_geneve_tlv_option_0[0x4];
u8 reserved_at_6c8[0x138];
};
enum mlx5_flow_destination_type {
@ -1341,7 +1359,9 @@ struct mlx5_ifc_fte_match_param_bits {
struct mlx5_ifc_fte_match_set_misc2_bits misc_parameters_2;
u8 reserved_at_800[0x800];
struct mlx5_ifc_fte_match_set_misc3_bits misc_parameters_3;
u8 reserved_at_a00[0x600];
};
enum {
@ -4850,6 +4870,7 @@ enum {
MLX5_QUERY_FLOW_GROUP_OUT_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS = 0x1,
MLX5_QUERY_FLOW_GROUP_OUT_MATCH_CRITERIA_ENABLE_INNER_HEADERS = 0x2,
MLX5_QUERY_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS_2 = 0x3,
MLX5_QUERY_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS_3 = 0x4,
};
struct mlx5_ifc_query_flow_group_out_bits {
@ -9547,6 +9568,20 @@ struct mlx5_ifc_sw_icm_bits {
u8 reserved_at_c0[0x140];
};
struct mlx5_ifc_geneve_tlv_option_bits {
u8 modify_field_select[0x40];
u8 reserved_at_40[0x18];
u8 geneve_option_fte_index[0x8];
u8 option_class[0x10];
u8 option_type[0x8];
u8 reserved_at_78[0x3];
u8 option_data_length[0x5];
u8 reserved_at_80[0x180];
};
struct mlx5_ifc_create_umem_in_bits {
u8 opcode[0x10];
u8 uid[0x10];
@ -9589,6 +9624,11 @@ struct mlx5_ifc_create_sw_icm_in_bits {
struct mlx5_ifc_sw_icm_bits sw_icm;
};
struct mlx5_ifc_create_geneve_tlv_option_in_bits {
struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
struct mlx5_ifc_geneve_tlv_option_bits geneve_tlv_opt;
};
struct mlx5_ifc_mtrc_string_db_param_bits {
u8 string_db_base_address[0x20];