netdev - [net-next 05/15] net/mlx5: DR, Add create/destroy for modify-header-argument general object

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Message-Id: <20230414220939.136865-6-saeed@kernel.org>
Date:   Fri, 14 Apr 2023 15:09:29 -0700
From:   Saeed Mahameed <saeed@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>
Cc:     Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
        Tariq Toukan <tariqt@...dia.com>,
        Yevgeny Kliteynik <kliteyn@...dia.com>,
        Alex Vesker <valex@...dia.com>
Subject: [net-next 05/15] net/mlx5: DR, Add create/destroy for modify-header-argument general object

From: Yevgeny Kliteynik <kliteyn@...dia.com>

Add functions for creation/destruction of the new type of general object.

Signed-off-by: Yevgeny Kliteynik <kliteyn@...dia.com>
Reviewed-by: Alex Vesker <valex@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
 .../mellanox/mlx5/core/steering/dr_cmd.c      | 43 +++++++++++++++++++
 .../mellanox/mlx5/core/steering/dr_types.h    |  6 +++
 2 files changed, 49 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
index e2cbc2b5bc27..3835ba3f4dda 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
@@ -693,6 +693,49 @@ int mlx5dr_cmd_query_gid(struct mlx5_core_dev *mdev, u8 vhca_port_num,
 	return 0;
 }
 
+int mlx5dr_cmd_create_modify_header_arg(struct mlx5_core_dev *dev,
+					u16 log_obj_range, u32 pd,
+					u32 *obj_id)
+{
+	u32 in[MLX5_ST_SZ_DW(create_modify_header_arg_in)] = {};
+	u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {};
+	void *attr;
+	int ret;
+
+	attr = MLX5_ADDR_OF(create_modify_header_arg_in, in, hdr);
+	MLX5_SET(general_obj_in_cmd_hdr, attr, opcode,
+		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
+	MLX5_SET(general_obj_in_cmd_hdr, attr, obj_type,
+		 MLX5_OBJ_TYPE_HEADER_MODIFY_ARGUMENT);
+	MLX5_SET(general_obj_in_cmd_hdr, attr,
+		 op_param.create.log_obj_range, log_obj_range);
+
+	attr = MLX5_ADDR_OF(create_modify_header_arg_in, in, arg);
+	MLX5_SET(modify_header_arg, attr, access_pd, pd);
+
+	ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+	if (ret)
+		return ret;
+
+	*obj_id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
+	return 0;
+}
+
+void mlx5dr_cmd_destroy_modify_header_arg(struct mlx5_core_dev *dev,
+					  u32 obj_id)
+{
+	u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {};
+	u32 in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {};
+
+	MLX5_SET(general_obj_in_cmd_hdr, in, opcode,
+		 MLX5_CMD_OP_DESTROY_GENERAL_OBJECT);
+	MLX5_SET(general_obj_in_cmd_hdr, in, obj_type,
+		 MLX5_OBJ_TYPE_HEADER_MODIFY_ARGUMENT);
+	MLX5_SET(general_obj_in_cmd_hdr, in, obj_id, obj_id);
+
+	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+
 static int mlx5dr_cmd_set_extended_dest(struct mlx5_core_dev *dev,
 					struct mlx5dr_cmd_fte_info *fte,
 					bool *extended_dest)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
index 9187e9d6ea54..0075e2c7a441 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
@@ -1357,6 +1357,12 @@ struct mlx5dr_cmd_gid_attr {
 int mlx5dr_cmd_query_gid(struct mlx5_core_dev *mdev, u8 vhca_port_num,
 			 u16 index, struct mlx5dr_cmd_gid_attr *attr);
 
+int mlx5dr_cmd_create_modify_header_arg(struct mlx5_core_dev *dev,
+					u16 log_obj_range, u32 pd,
+					u32 *obj_id);
+void mlx5dr_cmd_destroy_modify_header_arg(struct mlx5_core_dev *dev,
+					  u32 obj_id);
+
 struct mlx5dr_icm_pool *mlx5dr_icm_pool_create(struct mlx5dr_domain *dmn,
 					       enum mlx5dr_icm_type icm_type);
 void mlx5dr_icm_pool_destroy(struct mlx5dr_icm_pool *pool);
-- 
2.39.2