[PATCH net-next V2 05/10] net/mlx5: Add ifc bits for MACsec extended packet number (EPN) and replay protection
From: Saeed Mahameed <saeed@kernel.org>
Date: 2022-09-14 16:29:09
Subsystem:
mellanox mlx5 ib driver, mellanox mlx5 core vpi driver, the rest · Maintainers:
Leon Romanovsky, Saeed Mahameed, Tariq Toukan, Mark Bloch, Linus Torvalds
From: Emeel Hakim <redacted> Add ifc bits related to advanced steering operations (ASO) and general object modify for macsec to use as part of offloading EPN and replay protection features. Reviewed-by: Raed Salem <redacted> Signed-off-by: Emeel Hakim <redacted> Reviewed-by: Tariq Toukan <tariqt@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com> --- include/linux/mlx5/mlx5_ifc.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+)
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index da0ed11fcebd..bd577b99b146 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h@@ -11558,6 +11558,20 @@ struct mlx5_ifc_modify_ipsec_obj_in_bits { struct mlx5_ifc_ipsec_obj_bits ipsec_object; }; +enum { + MLX5_MACSEC_ASO_REPLAY_PROTECTION = 0x1, +}; + +enum { + MLX5_MACSEC_ASO_REPLAY_WIN_32BIT = 0x0, + MLX5_MACSEC_ASO_REPLAY_WIN_64BIT = 0x1, + MLX5_MACSEC_ASO_REPLAY_WIN_128BIT = 0x2, + MLX5_MACSEC_ASO_REPLAY_WIN_256BIT = 0x3, +}; + +#define MLX5_MACSEC_ASO_INC_SN 0x2 +#define MLX5_MACSEC_ASO_REG_C_4_5 0x2 + struct mlx5_ifc_macsec_aso_bits { u8 valid[0x1]; u8 reserved_at_1[0x1];
@@ -11619,6 +11633,21 @@ struct mlx5_ifc_create_macsec_obj_in_bits { struct mlx5_ifc_macsec_offload_obj_bits macsec_object; }; +struct mlx5_ifc_modify_macsec_obj_in_bits { + struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr; + struct mlx5_ifc_macsec_offload_obj_bits macsec_object; +}; + +enum { + MLX5_MODIFY_MACSEC_BITMASK_EPN_OVERLAP = BIT(0), + MLX5_MODIFY_MACSEC_BITMASK_EPN_MSB = BIT(1), +}; + +struct mlx5_ifc_query_macsec_obj_out_bits { + struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr; + struct mlx5_ifc_macsec_offload_obj_bits macsec_object; +}; + struct mlx5_ifc_encryption_key_obj_bits { u8 modify_field_select[0x40];
--
2.37.3