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net/mlx5: Introduce CQE error syndrome

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Introduces CQE error syndrome bits which are inside qp_context_extension
and are used to report the reason the QP was moved to error state.
Useful for cases in which a CQE isn't generated, such as remote write
rkey violation.

Signed-off-by: Patrisious Haddad <phaddad@nvidia.com>
Link: https://lore.kernel.org/r/f8359315f8130f6d2abe4b94409ac7802f54bce3.1672821186.git.leonro@nvidia.com
Reviewed-by: Saeed Mahameed <saeed@kernel.org>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Patrisious Haddad 2023-01-04 11:43:35 +02:00 committed by Leon Romanovsky
parent b7bfaa761d
commit 9b2e372372
1 changed files with 42 additions and 5 deletions
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47
include/linux/mlx5/mlx5_ifc.h
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@ -1496,7 +1496,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 null_mkey[0x1];
u8 log_max_klm_list_size[0x6];
u8 reserved_at_120[0xa];
u8 reserved_at_120[0x2];
u8 qpc_extension[0x1];
u8 reserved_at_123[0x7];
u8 log_max_ra_req_dc[0x6];
u8 reserved_at_130[0x2];
u8 eth_wqe_too_small[0x1];
@ -1662,7 +1664,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 log_bf_reg_size[0x5];
u8 reserved_at_270[0x6];
u8 reserved_at_270[0x3];
u8 qp_error_syndrome[0x1];
u8 reserved_at_274[0x2];
u8 lag_dct[0x2];
u8 lag_tx_port_affinity[0x1];
u8 lag_native_fdb_selection[0x1];
@ -5342,6 +5346,37 @@ struct mlx5_ifc_query_rmp_in_bits {
u8 reserved_at_60[0x20];
};
struct mlx5_ifc_cqe_error_syndrome_bits {
u8 hw_error_syndrome[0x8];
u8 hw_syndrome_type[0x4];
u8 reserved_at_c[0x4];
u8 vendor_error_syndrome[0x8];
u8 syndrome[0x8];
};
struct mlx5_ifc_qp_context_extension_bits {
u8 reserved_at_0[0x60];
struct mlx5_ifc_cqe_error_syndrome_bits error_syndrome;
u8 reserved_at_80[0x580];
};
struct mlx5_ifc_qpc_extension_and_pas_list_in_bits {
struct mlx5_ifc_qp_context_extension_bits qpc_data_extension;
u8 pas[0][0x40];
};
struct mlx5_ifc_qp_pas_list_in_bits {
struct mlx5_ifc_cmd_pas_bits pas[0];
};
union mlx5_ifc_qp_pas_or_qpc_ext_and_pas_bits {
struct mlx5_ifc_qp_pas_list_in_bits qp_pas_list;
struct mlx5_ifc_qpc_extension_and_pas_list_in_bits qpc_ext_and_pas_list;
};
struct mlx5_ifc_query_qp_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
@ -5358,7 +5393,7 @@ struct mlx5_ifc_query_qp_out_bits {
u8 reserved_at_800[0x80];
u8 pas[][0x40];
union mlx5_ifc_qp_pas_or_qpc_ext_and_pas_bits qp_pas_or_qpc_ext_and_pas;
};
struct mlx5_ifc_query_qp_in_bits {
@ -5368,7 +5403,8 @@ struct mlx5_ifc_query_qp_in_bits {
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x8];
u8 qpc_ext[0x1];
u8 reserved_at_41[0x7];
u8 qpn[0x18];
u8 reserved_at_60[0x20];
@ -8571,7 +8607,8 @@ struct mlx5_ifc_create_qp_in_bits {
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x8];
u8 qpc_ext[0x1];
u8 reserved_at_41[0x7];
u8 input_qpn[0x18];
u8 reserved_at_60[0x20];