/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ /* Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ #ifndef __MLX5_LIB_ASO_H__ #define __MLX5_LIB_ASO_H__ #include <linux/mlx5/qp.h> #include "mlx5_core.h" #define MLX5_ASO_WQEBBS \ (DIV_ROUND_UP(sizeof(struct mlx5_aso_wqe), MLX5_SEND_WQE_BB)) #define MLX5_ASO_WQEBBS_DATA \ (DIV_ROUND_UP(sizeof(struct mlx5_aso_wqe_data), MLX5_SEND_WQE_BB)) #define ASO_CTRL_READ_EN BIT(0) #define MLX5_WQE_CTRL_WQE_OPC_MOD_SHIFT 24 #define MLX5_MACSEC_ASO_DS_CNT (DIV_ROUND_UP(sizeof(struct mlx5_aso_wqe), MLX5_SEND_WQE_DS)) #define ASO_CTRL_READ_EN BIT(0) struct mlx5_wqe_aso_ctrl_seg { __be32 va_h; __be32 va_l; /* include read_enable */ __be32 l_key; u8 data_mask_mode; u8 condition_1_0_operand; u8 condition_1_0_offset; u8 data_offset_condition_operand; __be32 condition_0_data; __be32 condition_0_mask; __be32 condition_1_data; __be32 condition_1_mask; __be64 bitwise_data; __be64 data_mask; }; struct mlx5_wqe_aso_data_seg { __be32 bytewise_data[16]; }; struct mlx5_aso_wqe { struct mlx5_wqe_ctrl_seg ctrl; struct mlx5_wqe_aso_ctrl_seg aso_ctrl; }; struct mlx5_aso_wqe_data { struct mlx5_wqe_ctrl_seg ctrl; struct mlx5_wqe_aso_ctrl_seg aso_ctrl; struct mlx5_wqe_aso_data_seg aso_data; }; enum { MLX5_ASO_LOGICAL_AND, MLX5_ASO_LOGICAL_OR, }; enum { MLX5_ASO_ALWAYS_FALSE, MLX5_ASO_ALWAYS_TRUE, MLX5_ASO_EQUAL, MLX5_ASO_NOT_EQUAL, MLX5_ASO_GREATER_OR_EQUAL, MLX5_ASO_LESSER_OR_EQUAL, MLX5_ASO_LESSER, MLX5_ASO_GREATER, MLX5_ASO_CYCLIC_GREATER, MLX5_ASO_CYCLIC_LESSER, }; enum { MLX5_ASO_DATA_MASK_MODE_BITWISE_64BIT, MLX5_ASO_DATA_MASK_MODE_BYTEWISE_64BYTE, MLX5_ASO_DATA_MASK_MODE_CALCULATED_64BYTE, }; enum { MLX5_ACCESS_ASO_OPC_MOD_IPSEC = 0x0, MLX5_ACCESS_ASO_OPC_MOD_FLOW_METER = 0x2, MLX5_ACCESS_ASO_OPC_MOD_MACSEC = 0x5, }; struct mlx5_aso; struct mlx5_aso_wqe *mlx5_aso_get_wqe(struct mlx5_aso *aso); void mlx5_aso_build_wqe(struct mlx5_aso *aso, u8 ds_cnt, struct mlx5_aso_wqe *aso_wqe, u32 obj_id, u32 opc_mode); void mlx5_aso_post_wqe(struct mlx5_aso *aso, bool with_data, struct mlx5_wqe_ctrl_seg *doorbell_cseg); int mlx5_aso_poll_cq(struct mlx5_aso *aso, bool with_data); struct mlx5_aso *mlx5_aso_create(struct mlx5_core_dev *mdev, u32 pdn); void mlx5_aso_destroy(struct mlx5_aso *aso); #endif /* __MLX5_LIB_ASO_H__ */