Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 1 | /* |
Saeed Mahameed | 302bdf6 | 2015-04-02 17:07:29 +0300 | [diff] [blame] | 2 | * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved. |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 3 | * |
| 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: |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or |
| 11 | * without modification, are permitted provided that the following |
| 12 | * conditions are met: |
| 13 | * |
| 14 | * - Redistributions of source code must retain the above |
| 15 | * copyright notice, this list of conditions and the following |
| 16 | * disclaimer. |
| 17 | * |
| 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. |
| 22 | * |
| 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 |
| 30 | * SOFTWARE. |
| 31 | */ |
| 32 | |
| 33 | #include <linux/mlx5/driver.h> |
| 34 | #include <linux/mlx5/cmd.h> |
| 35 | #include <linux/module.h> |
| 36 | #include "mlx5_core.h" |
| 37 | |
Majd Dibbiny | 7cf7fa5 | 2015-06-07 15:44:23 +0300 | [diff] [blame] | 38 | static int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev, u32 *out, |
| 39 | int outlen) |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 40 | { |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 41 | u32 in[MLX5_ST_SZ_DW(query_adapter_in)]; |
| 42 | |
| 43 | memset(in, 0, sizeof(in)); |
| 44 | |
| 45 | MLX5_SET(query_adapter_in, in, opcode, MLX5_CMD_OP_QUERY_ADAPTER); |
| 46 | |
| 47 | return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, outlen); |
| 48 | } |
| 49 | |
| 50 | int mlx5_query_board_id(struct mlx5_core_dev *dev) |
| 51 | { |
| 52 | u32 *out; |
| 53 | int outlen = MLX5_ST_SZ_BYTES(query_adapter_out); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 54 | int err; |
| 55 | |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 56 | out = kzalloc(outlen, GFP_KERNEL); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 57 | if (!out) |
| 58 | return -ENOMEM; |
| 59 | |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 60 | err = mlx5_cmd_query_adapter(dev, out, outlen); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 61 | if (err) |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 62 | goto out; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 63 | |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 64 | memcpy(dev->board_id, |
| 65 | MLX5_ADDR_OF(query_adapter_out, out, |
| 66 | query_adapter_struct.vsd_contd_psid), |
| 67 | MLX5_FLD_SZ_BYTES(query_adapter_out, |
| 68 | query_adapter_struct.vsd_contd_psid)); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 69 | |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 70 | out: |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 71 | kfree(out); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 72 | return err; |
| 73 | } |
| 74 | |
Majd Dibbiny | 211e6c8 | 2015-06-04 19:30:42 +0300 | [diff] [blame] | 75 | int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id) |
| 76 | { |
| 77 | u32 *out; |
| 78 | int outlen = MLX5_ST_SZ_BYTES(query_adapter_out); |
| 79 | int err; |
| 80 | |
| 81 | out = kzalloc(outlen, GFP_KERNEL); |
| 82 | if (!out) |
| 83 | return -ENOMEM; |
| 84 | |
| 85 | err = mlx5_cmd_query_adapter(mdev, out, outlen); |
| 86 | if (err) |
| 87 | goto out; |
| 88 | |
| 89 | *vendor_id = MLX5_GET(query_adapter_out, out, |
| 90 | query_adapter_struct.ieee_vendor_id); |
| 91 | out: |
| 92 | kfree(out); |
| 93 | return err; |
| 94 | } |
| 95 | EXPORT_SYMBOL(mlx5_core_query_vendor_id); |
| 96 | |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 97 | int mlx5_query_hca_caps(struct mlx5_core_dev *dev) |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 98 | { |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 99 | int err; |
| 100 | |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 101 | err = mlx5_core_get_caps(dev, MLX5_CAP_GENERAL); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 102 | if (err) |
| 103 | return err; |
| 104 | |
| 105 | if (MLX5_CAP_GEN(dev, eth_net_offloads)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 106 | err = mlx5_core_get_caps(dev, MLX5_CAP_ETHERNET_OFFLOADS); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 107 | if (err) |
| 108 | return err; |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 109 | } |
| 110 | |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 111 | if (MLX5_CAP_GEN(dev, pg)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 112 | err = mlx5_core_get_caps(dev, MLX5_CAP_ODP); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 113 | if (err) |
| 114 | return err; |
| 115 | } |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 116 | |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 117 | if (MLX5_CAP_GEN(dev, atomic)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 118 | err = mlx5_core_get_caps(dev, MLX5_CAP_ATOMIC); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 119 | if (err) |
| 120 | return err; |
| 121 | } |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 122 | |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 123 | if (MLX5_CAP_GEN(dev, roce)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 124 | err = mlx5_core_get_caps(dev, MLX5_CAP_ROCE); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 125 | if (err) |
| 126 | return err; |
| 127 | } |
| 128 | |
| 129 | if (MLX5_CAP_GEN(dev, nic_flow_table)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 130 | err = mlx5_core_get_caps(dev, MLX5_CAP_FLOW_TABLE); |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 131 | if (err) |
| 132 | return err; |
| 133 | } |
Saeed Mahameed | 495716b | 2015-12-01 18:03:19 +0200 | [diff] [blame] | 134 | |
| 135 | if (MLX5_CAP_GEN(dev, vport_group_manager) && |
| 136 | MLX5_CAP_GEN(dev, eswitch_flow_table)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 137 | err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH_FLOW_TABLE); |
Saeed Mahameed | 495716b | 2015-12-01 18:03:19 +0200 | [diff] [blame] | 138 | if (err) |
| 139 | return err; |
| 140 | } |
| 141 | |
Saeed Mahameed | 9bd0a18 | 2015-12-10 17:12:37 +0200 | [diff] [blame] | 142 | if (MLX5_CAP_GEN(dev, eswitch_flow_table)) { |
Leon Romanovsky | b06e7de | 2016-02-23 10:25:22 +0200 | [diff] [blame] | 143 | err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH); |
Saeed Mahameed | d666675 | 2015-12-01 18:03:22 +0200 | [diff] [blame] | 144 | if (err) |
| 145 | return err; |
| 146 | } |
| 147 | |
Sagi Grimberg | 3f0393a | 2016-02-23 10:25:23 +0200 | [diff] [blame] | 148 | if (MLX5_CAP_GEN(dev, vector_calc)) { |
| 149 | err = mlx5_core_get_caps(dev, MLX5_CAP_VECTOR_CALC); |
| 150 | if (err) |
| 151 | return err; |
| 152 | } |
| 153 | |
Yevgeny Petrilin | 1466cc5 | 2016-06-23 17:02:37 +0300 | [diff] [blame] | 154 | if (MLX5_CAP_GEN(dev, qos)) { |
| 155 | err = mlx5_core_get_caps(dev, MLX5_CAP_QOS); |
| 156 | if (err) |
| 157 | return err; |
| 158 | } |
| 159 | |
Saeed Mahameed | 938fe83 | 2015-05-28 22:28:41 +0300 | [diff] [blame] | 160 | return 0; |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 161 | } |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 162 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 163 | int mlx5_cmd_init_hca(struct mlx5_core_dev *dev) |
| 164 | { |
| 165 | struct mlx5_cmd_init_hca_mbox_in in; |
| 166 | struct mlx5_cmd_init_hca_mbox_out out; |
| 167 | int err; |
| 168 | |
| 169 | memset(&in, 0, sizeof(in)); |
| 170 | memset(&out, 0, sizeof(out)); |
| 171 | in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_INIT_HCA); |
| 172 | err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); |
| 173 | if (err) |
| 174 | return err; |
| 175 | |
| 176 | if (out.hdr.status) |
| 177 | err = mlx5_cmd_status_to_err(&out.hdr); |
| 178 | |
| 179 | return err; |
| 180 | } |
| 181 | |
| 182 | int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev) |
| 183 | { |
| 184 | struct mlx5_cmd_teardown_hca_mbox_in in; |
| 185 | struct mlx5_cmd_teardown_hca_mbox_out out; |
| 186 | int err; |
| 187 | |
| 188 | memset(&in, 0, sizeof(in)); |
| 189 | memset(&out, 0, sizeof(out)); |
| 190 | in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_TEARDOWN_HCA); |
| 191 | err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); |
| 192 | if (err) |
| 193 | return err; |
| 194 | |
| 195 | if (out.hdr.status) |
| 196 | err = mlx5_cmd_status_to_err(&out.hdr); |
| 197 | |
| 198 | return err; |
| 199 | } |