diff options
| author | Sagi Grimberg <sagig@mellanox.com> | 2014-08-13 20:54:32 +0400 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2014-10-09 11:10:53 +0400 |
| commit | 142537f4e5f7ffd3e34b0c46646ac9cb5d986d06 (patch) | |
| tree | c85c8cf791d85ef3bac4390106869619c9b51832 /include/linux/mlx5 | |
| parent | f043032ef1acd294e0360bec96c91b90dec7cc17 (diff) | |
| download | linux-142537f4e5f7ffd3e34b0c46646ac9cb5d986d06.tar.xz | |
IB/mlx5: Use extended internal signature layout
Rather than using the basic BSF layout which utilizes a pre-configured
signature settings (sufficient for current DIF implementation), we use
the extended BSF layout to expose advanced signature settings. These
settings will also be exposed to the user later.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/linux/mlx5')
| -rw-r--r-- | include/linux/mlx5/qp.h | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h index 4aa5634dc210..69f5378455b7 100644 --- a/include/linux/mlx5/qp.h +++ b/include/linux/mlx5/qp.h @@ -43,6 +43,12 @@ #define MLX5_CPY_GRD_MASK 0xc0 #define MLX5_CPY_APP_MASK 0x30 #define MLX5_CPY_REF_MASK 0x0f +#define MLX5_BSF_INC_REFTAG (1 << 6) +#define MLX5_BSF_INL_VALID (1 << 15) +#define MLX5_BSF_REFRESH_DIF (1 << 14) +#define MLX5_BSF_REPEAT_BLOCK (1 << 7) +#define MLX5_BSF_APPTAG_ESCAPE 0x1 +#define MLX5_BSF_APPREF_ESCAPE 0x2 enum mlx5_qp_optpar { MLX5_QP_OPTPAR_ALT_ADDR_PATH = 1 << 0, @@ -290,6 +296,22 @@ struct mlx5_wqe_inline_seg { __be32 byte_count; }; +enum mlx5_sig_type { + MLX5_DIF_CRC = 0x1, + MLX5_DIF_IPCS = 0x2, +}; + +struct mlx5_bsf_inl { + __be16 vld_refresh; + __be16 dif_apptag; + __be32 dif_reftag; + u8 sig_type; + u8 rp_inv_seed; + u8 rsvd[3]; + u8 dif_inc_ref_guard_check; + __be16 dif_app_bitmask_check; +}; + struct mlx5_bsf { struct mlx5_bsf_basic { u8 bsf_size_sbs; @@ -313,14 +335,8 @@ struct mlx5_bsf { __be32 w_tfs_psv; __be32 m_tfs_psv; } ext; - struct mlx5_bsf_inl { - __be32 w_inl_vld; - __be32 w_rsvd; - __be64 w_block_format; - __be32 m_inl_vld; - __be32 m_rsvd; - __be64 m_block_format; - } inl; + struct mlx5_bsf_inl w_inl; + struct mlx5_bsf_inl m_inl; }; struct mlx5_klm { |