2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #include <linux/mlx5/driver.h>
34 #include <linux/mlx5/cmd.h>
35 #include <linux/module.h>
36 #include "mlx5_core.h"
38 int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev)
40 struct mlx5_cmd_query_adapter_mbox_out *out;
41 struct mlx5_cmd_query_adapter_mbox_in in;
44 out = kzalloc(sizeof(*out), GFP_KERNEL);
48 memset(&in, 0, sizeof(in));
49 in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_ADAPTER);
50 err = mlx5_cmd_exec(dev, &in, sizeof(in), out, sizeof(*out));
54 if (out->hdr.status) {
55 err = mlx5_cmd_status_to_err(&out->hdr);
59 memcpy(dev->board_id, out->vsd_psid, sizeof(out->vsd_psid));
67 int mlx5_query_hca_caps(struct mlx5_core_dev *dev)
71 err = mlx5_core_get_caps(dev, MLX5_CAP_GENERAL, HCA_CAP_OPMOD_GET_CUR);
75 err = mlx5_core_get_caps(dev, MLX5_CAP_GENERAL, HCA_CAP_OPMOD_GET_MAX);
79 if (MLX5_CAP_GEN(dev, eth_net_offloads)) {
80 err = mlx5_core_get_caps(dev, MLX5_CAP_ETHERNET_OFFLOADS,
81 HCA_CAP_OPMOD_GET_CUR);
84 err = mlx5_core_get_caps(dev, MLX5_CAP_ETHERNET_OFFLOADS,
85 HCA_CAP_OPMOD_GET_MAX);
90 if (MLX5_CAP_GEN(dev, pg)) {
91 err = mlx5_core_get_caps(dev, MLX5_CAP_ODP,
92 HCA_CAP_OPMOD_GET_CUR);
95 err = mlx5_core_get_caps(dev, MLX5_CAP_ODP,
96 HCA_CAP_OPMOD_GET_MAX);
101 if (MLX5_CAP_GEN(dev, atomic)) {
102 err = mlx5_core_get_caps(dev, MLX5_CAP_ATOMIC,
103 HCA_CAP_OPMOD_GET_CUR);
106 err = mlx5_core_get_caps(dev, MLX5_CAP_ATOMIC,
107 HCA_CAP_OPMOD_GET_MAX);
112 if (MLX5_CAP_GEN(dev, roce)) {
113 err = mlx5_core_get_caps(dev, MLX5_CAP_ROCE,
114 HCA_CAP_OPMOD_GET_CUR);
117 err = mlx5_core_get_caps(dev, MLX5_CAP_ROCE,
118 HCA_CAP_OPMOD_GET_MAX);
123 if (MLX5_CAP_GEN(dev, nic_flow_table)) {
124 err = mlx5_core_get_caps(dev, MLX5_CAP_FLOW_TABLE,
125 HCA_CAP_OPMOD_GET_CUR);
128 err = mlx5_core_get_caps(dev, MLX5_CAP_FLOW_TABLE,
129 HCA_CAP_OPMOD_GET_MAX);
136 int mlx5_cmd_init_hca(struct mlx5_core_dev *dev)
138 struct mlx5_cmd_init_hca_mbox_in in;
139 struct mlx5_cmd_init_hca_mbox_out out;
142 memset(&in, 0, sizeof(in));
143 memset(&out, 0, sizeof(out));
144 in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_INIT_HCA);
145 err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
150 err = mlx5_cmd_status_to_err(&out.hdr);
155 int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev)
157 struct mlx5_cmd_teardown_hca_mbox_in in;
158 struct mlx5_cmd_teardown_hca_mbox_out out;
161 memset(&in, 0, sizeof(in));
162 memset(&out, 0, sizeof(out));
163 in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_TEARDOWN_HCA);
164 err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
169 err = mlx5_cmd_status_to_err(&out.hdr);