diff options
| author | Sagi Grimberg <sagig@mellanox.com> | 2016-02-23 11:25:23 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-03-21 23:32:35 +0300 |
| commit | 3f0393a57509c200aeecc5e3984bf1a47bffc578 (patch) | |
| tree | 10f074cd3204b2f47c19ff57f54e087891c00673 | |
| parent | b06e7de8a9d8d1d540ec122bbdf2face2a211634 (diff) | |
| download | linux-3f0393a57509c200aeecc5e3984bf1a47bffc578.tar.xz | |
net/mlx5_core: Introduce offload arithmetic hardware capabilities
Define the necessary hardware structures for the offload
arithmetic capabilities and read/cache them on driver load.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fw.c | 6 | ||||
| -rw-r--r-- | include/linux/mlx5/device.h | 6 | ||||
| -rw-r--r-- | include/linux/mlx5/mlx5_ifc.h | 31 |
3 files changed, 42 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c index fe6dfd8697f4..75c7ae6a5cc4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -145,6 +145,12 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev) return err; } + if (MLX5_CAP_GEN(dev, vector_calc)) { + err = mlx5_core_get_caps(dev, MLX5_CAP_VECTOR_CALC); + if (err) + return err; + } + return 0; } diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 9566b3b3b2c5..4b531c44b3c7 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -1219,6 +1219,8 @@ enum mlx5_cap_type { MLX5_CAP_FLOW_TABLE, MLX5_CAP_ESWITCH_FLOW_TABLE, MLX5_CAP_ESWITCH, + MLX5_CAP_RESERVED, + MLX5_CAP_VECTOR_CALC, /* NUM OF CAP Types */ MLX5_CAP_NUM }; @@ -1281,6 +1283,10 @@ enum mlx5_cap_type { #define MLX5_CAP_ODP(mdev, cap)\ MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap) +#define MLX5_CAP_VECTOR_CALC(mdev, cap) \ + MLX5_GET(vector_calc_cap, \ + mdev->hca_caps_cur[MLX5_CAP_VECTOR_CALC], cap) + enum { MLX5_CMD_STAT_OK = 0x0, MLX5_CMD_STAT_INT_ERR = 0x1, diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index a3cacab22849..ad0a44b1592c 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -616,6 +616,33 @@ struct mlx5_ifc_odp_cap_bits { u8 reserved_at_e0[0x720]; }; +struct mlx5_ifc_calc_op { + u8 reserved_at_0[0x10]; + u8 reserved_at_10[0x9]; + u8 op_swap_endianness[0x1]; + u8 op_min[0x1]; + u8 op_xor[0x1]; + u8 op_or[0x1]; + u8 op_and[0x1]; + u8 op_max[0x1]; + u8 op_add[0x1]; +}; + +struct mlx5_ifc_vector_calc_cap_bits { + u8 calc_matrix[0x1]; + u8 reserved_at_1[0x1f]; + u8 reserved_at_20[0x8]; + u8 max_vec_count[0x8]; + u8 reserved_at_30[0xd]; + u8 max_chunk_size[0x3]; + struct mlx5_ifc_calc_op calc0; + struct mlx5_ifc_calc_op calc1; + struct mlx5_ifc_calc_op calc2; + struct mlx5_ifc_calc_op calc3; + + u8 reserved_at_e0[0x720]; +}; + enum { MLX5_WQ_TYPE_LINKED_LIST = 0x0, MLX5_WQ_TYPE_CYCLIC = 0x1, @@ -770,7 +797,8 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 cd[0x1]; u8 reserved_at_22c[0x1]; u8 apm[0x1]; - u8 reserved_at_22e[0x2]; + u8 vector_calc[0x1]; + u8 reserved_at_22f[0x1]; u8 imaicl[0x1]; u8 reserved_at_231[0x4]; u8 qkv[0x1]; @@ -1940,6 +1968,7 @@ union mlx5_ifc_hca_cap_union_bits { struct mlx5_ifc_flow_table_nic_cap_bits flow_table_nic_cap; struct mlx5_ifc_flow_table_eswitch_cap_bits flow_table_eswitch_cap; struct mlx5_ifc_e_switch_cap_bits e_switch_cap; + struct mlx5_ifc_vector_calc_cap_bits vector_calc_cap; u8 reserved_at_0[0x8000]; }; |