xref: /dpdk/drivers/regex/mlx5/mlx5_regex_devx.c (revision 7281f194fb2dc09b5bbb20f4f771a841457672da)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2020 Mellanox Technologies, Ltd
3  */
4 
5 #include <rte_errno.h>
6 #include <rte_log.h>
7 
8 #include <mlx5_glue.h>
9 #include <mlx5_devx_cmds.h>
10 #include <mlx5_prm.h>
11 
12 #include "mlx5_regex.h"
13 #include "mlx5_regex_utils.h"
14 
15 int
mlx5_devx_regex_rules_program(void * ctx,uint8_t engine,uint32_t rof_mkey,uint32_t rof_size,uint64_t rof_mkey_va)16 mlx5_devx_regex_rules_program(void *ctx, uint8_t engine, uint32_t rof_mkey,
17 				uint32_t rof_size, uint64_t rof_mkey_va)
18 {
19 	uint32_t out[MLX5_ST_SZ_DW(set_regexp_params_out)] = {0};
20 	uint32_t in[MLX5_ST_SZ_DW(set_regexp_params_in)] = {0};
21 	int ret;
22 
23 	MLX5_SET(set_regexp_params_in, in, opcode, MLX5_CMD_SET_REGEX_PARAMS);
24 	MLX5_SET(set_regexp_params_in, in, engine_id, engine);
25 	MLX5_SET(set_regexp_params_in, in, regexp_params.rof_mkey, rof_mkey);
26 	MLX5_SET(set_regexp_params_in, in, regexp_params.rof_size, rof_size);
27 	MLX5_SET64(set_regexp_params_in, in, regexp_params.rof_mkey_va,
28 		   rof_mkey_va);
29 	MLX5_SET(set_regexp_params_in, in, field_select.rof_mkey, 1);
30 	ret = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out,
31 					  sizeof(out));
32 	if (ret) {
33 		DRV_LOG(ERR, "Rules program failed %d", ret);
34 		rte_errno = errno;
35 		return -errno;
36 	}
37 	return 0;
38 }
39