Amir Vadai | afb736e | 2015-05-28 22:28:47 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved. |
| 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/export.h> |
| 34 | #include <linux/etherdevice.h> |
| 35 | #include <linux/mlx5/driver.h> |
Majd Dibbiny | d18a947 | 2015-06-04 19:30:40 +0300 | [diff] [blame] | 36 | #include <linux/mlx5/vport.h> |
Amir Vadai | afb736e | 2015-05-28 22:28:47 +0300 | [diff] [blame] | 37 | #include "mlx5_core.h" |
| 38 | |
| 39 | u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod) |
| 40 | { |
| 41 | u32 in[MLX5_ST_SZ_DW(query_vport_state_in)]; |
| 42 | u32 out[MLX5_ST_SZ_DW(query_vport_state_out)]; |
| 43 | int err; |
| 44 | |
| 45 | memset(in, 0, sizeof(in)); |
| 46 | |
| 47 | MLX5_SET(query_vport_state_in, in, opcode, |
| 48 | MLX5_CMD_OP_QUERY_VPORT_STATE); |
| 49 | MLX5_SET(query_vport_state_in, in, op_mod, opmod); |
| 50 | |
| 51 | err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, |
| 52 | sizeof(out)); |
| 53 | if (err) |
| 54 | mlx5_core_warn(mdev, "MLX5_CMD_OP_QUERY_VPORT_STATE failed\n"); |
| 55 | |
| 56 | return MLX5_GET(query_vport_state_out, out, state); |
| 57 | } |
Majd Dibbiny | d18a947 | 2015-06-04 19:30:40 +0300 | [diff] [blame] | 58 | EXPORT_SYMBOL(mlx5_query_vport_state); |
Amir Vadai | afb736e | 2015-05-28 22:28:47 +0300 | [diff] [blame] | 59 | |
Majd Dibbiny | d18a947 | 2015-06-04 19:30:40 +0300 | [diff] [blame] | 60 | void mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr) |
Amir Vadai | afb736e | 2015-05-28 22:28:47 +0300 | [diff] [blame] | 61 | { |
| 62 | u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)]; |
| 63 | u32 *out; |
| 64 | int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out); |
| 65 | u8 *out_addr; |
| 66 | |
| 67 | out = mlx5_vzalloc(outlen); |
| 68 | if (!out) |
| 69 | return; |
| 70 | |
| 71 | out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out, |
| 72 | nic_vport_context.permanent_address); |
| 73 | |
| 74 | memset(in, 0, sizeof(in)); |
| 75 | |
| 76 | MLX5_SET(query_nic_vport_context_in, in, opcode, |
| 77 | MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT); |
| 78 | |
| 79 | memset(out, 0, outlen); |
| 80 | mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen); |
| 81 | |
| 82 | ether_addr_copy(addr, &out_addr[2]); |
| 83 | |
| 84 | kvfree(out); |
| 85 | } |
Majd Dibbiny | d18a947 | 2015-06-04 19:30:40 +0300 | [diff] [blame] | 86 | EXPORT_SYMBOL(mlx5_query_nic_vport_mac_address); |
Majd Dibbiny | 707c460 | 2015-06-04 19:30:41 +0300 | [diff] [blame] | 87 | |
| 88 | int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport, |
| 89 | u8 port_num, u16 vf_num, u16 gid_index, |
| 90 | union ib_gid *gid) |
| 91 | { |
| 92 | int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in); |
| 93 | int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out); |
| 94 | int is_group_manager; |
| 95 | void *out = NULL; |
| 96 | void *in = NULL; |
| 97 | union ib_gid *tmp; |
| 98 | int tbsz; |
| 99 | int nout; |
| 100 | int err; |
| 101 | |
| 102 | is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager); |
| 103 | tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size)); |
| 104 | mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n", |
| 105 | vf_num, gid_index, tbsz); |
| 106 | |
| 107 | if (gid_index > tbsz && gid_index != 0xffff) |
| 108 | return -EINVAL; |
| 109 | |
| 110 | if (gid_index == 0xffff) |
| 111 | nout = tbsz; |
| 112 | else |
| 113 | nout = 1; |
| 114 | |
| 115 | out_sz += nout * sizeof(*gid); |
| 116 | |
| 117 | in = kzalloc(in_sz, GFP_KERNEL); |
| 118 | out = kzalloc(out_sz, GFP_KERNEL); |
| 119 | if (!in || !out) { |
| 120 | err = -ENOMEM; |
| 121 | goto out; |
| 122 | } |
| 123 | |
| 124 | MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID); |
| 125 | if (other_vport) { |
| 126 | if (is_group_manager) { |
| 127 | MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num); |
| 128 | MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1); |
| 129 | } else { |
| 130 | err = -EPERM; |
| 131 | goto out; |
| 132 | } |
| 133 | } |
| 134 | MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index); |
| 135 | |
| 136 | if (MLX5_CAP_GEN(dev, num_ports) == 2) |
| 137 | MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num); |
| 138 | |
| 139 | err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz); |
| 140 | if (err) |
| 141 | goto out; |
| 142 | |
| 143 | err = mlx5_cmd_status_to_err_v2(out); |
| 144 | if (err) |
| 145 | goto out; |
| 146 | |
| 147 | tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out); |
| 148 | gid->global.subnet_prefix = tmp->global.subnet_prefix; |
| 149 | gid->global.interface_id = tmp->global.interface_id; |
| 150 | |
| 151 | out: |
| 152 | kfree(in); |
| 153 | kfree(out); |
| 154 | return err; |
| 155 | } |
| 156 | EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid); |
| 157 | |
| 158 | int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport, |
| 159 | u8 port_num, u16 vf_num, u16 pkey_index, |
| 160 | u16 *pkey) |
| 161 | { |
| 162 | int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in); |
| 163 | int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out); |
| 164 | int is_group_manager; |
| 165 | void *out = NULL; |
| 166 | void *in = NULL; |
| 167 | void *pkarr; |
| 168 | int nout; |
| 169 | int tbsz; |
| 170 | int err; |
| 171 | int i; |
| 172 | |
| 173 | is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager); |
| 174 | |
| 175 | tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size)); |
| 176 | if (pkey_index > tbsz && pkey_index != 0xffff) |
| 177 | return -EINVAL; |
| 178 | |
| 179 | if (pkey_index == 0xffff) |
| 180 | nout = tbsz; |
| 181 | else |
| 182 | nout = 1; |
| 183 | |
| 184 | out_sz += nout * MLX5_ST_SZ_BYTES(pkey); |
| 185 | |
| 186 | in = kzalloc(in_sz, GFP_KERNEL); |
| 187 | out = kzalloc(out_sz, GFP_KERNEL); |
| 188 | if (!in || !out) { |
| 189 | err = -ENOMEM; |
| 190 | goto out; |
| 191 | } |
| 192 | |
| 193 | MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY); |
| 194 | if (other_vport) { |
| 195 | if (is_group_manager) { |
| 196 | MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num); |
| 197 | MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1); |
| 198 | } else { |
| 199 | err = -EPERM; |
| 200 | goto out; |
| 201 | } |
| 202 | } |
| 203 | MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index); |
| 204 | |
| 205 | if (MLX5_CAP_GEN(dev, num_ports) == 2) |
| 206 | MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num); |
| 207 | |
| 208 | err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz); |
| 209 | if (err) |
| 210 | goto out; |
| 211 | |
| 212 | err = mlx5_cmd_status_to_err_v2(out); |
| 213 | if (err) |
| 214 | goto out; |
| 215 | |
| 216 | pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey); |
| 217 | for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey)) |
| 218 | *pkey = MLX5_GET_PR(pkey, pkarr, pkey); |
| 219 | |
| 220 | out: |
| 221 | kfree(in); |
| 222 | kfree(out); |
| 223 | return err; |
| 224 | } |
| 225 | EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey); |
| 226 | |
| 227 | int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev, |
| 228 | u8 other_vport, u8 port_num, |
| 229 | u16 vf_num, |
| 230 | struct mlx5_hca_vport_context *rep) |
| 231 | { |
| 232 | int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out); |
| 233 | int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)]; |
| 234 | int is_group_manager; |
| 235 | void *out; |
| 236 | void *ctx; |
| 237 | int err; |
| 238 | |
| 239 | is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager); |
| 240 | |
| 241 | memset(in, 0, sizeof(in)); |
| 242 | out = kzalloc(out_sz, GFP_KERNEL); |
| 243 | if (!out) |
| 244 | return -ENOMEM; |
| 245 | |
| 246 | MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT); |
| 247 | |
| 248 | if (other_vport) { |
| 249 | if (is_group_manager) { |
| 250 | MLX5_SET(query_hca_vport_context_in, in, other_vport, 1); |
| 251 | MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num); |
| 252 | } else { |
| 253 | err = -EPERM; |
| 254 | goto ex; |
| 255 | } |
| 256 | } |
| 257 | |
| 258 | if (MLX5_CAP_GEN(dev, num_ports) == 2) |
| 259 | MLX5_SET(query_hca_vport_context_in, in, port_num, port_num); |
| 260 | |
| 261 | err = mlx5_cmd_exec(dev, in, sizeof(in), out, out_sz); |
| 262 | if (err) |
| 263 | goto ex; |
| 264 | err = mlx5_cmd_status_to_err_v2(out); |
| 265 | if (err) |
| 266 | goto ex; |
| 267 | |
| 268 | ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context); |
| 269 | rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select); |
| 270 | rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware); |
| 271 | rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi); |
| 272 | rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw); |
| 273 | rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy); |
| 274 | rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx, |
| 275 | port_physical_state); |
| 276 | rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state); |
| 277 | rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx, |
| 278 | port_physical_state); |
| 279 | rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid); |
| 280 | rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid); |
| 281 | rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1); |
| 282 | rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx, |
| 283 | cap_mask1_field_select); |
| 284 | rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2); |
| 285 | rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx, |
| 286 | cap_mask2_field_select); |
| 287 | rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid); |
| 288 | rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx, |
| 289 | init_type_reply); |
| 290 | rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc); |
| 291 | rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx, |
| 292 | subnet_timeout); |
| 293 | rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid); |
| 294 | rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl); |
| 295 | rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx, |
| 296 | qkey_violation_counter); |
| 297 | rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx, |
| 298 | pkey_violation_counter); |
| 299 | rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required); |
| 300 | rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx, |
| 301 | system_image_guid); |
| 302 | |
| 303 | ex: |
| 304 | kfree(out); |
| 305 | return err; |
| 306 | } |
| 307 | EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context); |
| 308 | |
| 309 | int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev, |
| 310 | __be64 *sys_image_guid) |
| 311 | { |
| 312 | struct mlx5_hca_vport_context *rep; |
| 313 | int err; |
| 314 | |
| 315 | rep = kzalloc(sizeof(*rep), GFP_KERNEL); |
| 316 | if (!rep) |
| 317 | return -ENOMEM; |
| 318 | |
| 319 | err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep); |
| 320 | if (!err) |
| 321 | *sys_image_guid = rep->sys_image_guid; |
| 322 | |
| 323 | kfree(rep); |
| 324 | return err; |
| 325 | } |
| 326 | EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid); |
| 327 | |
| 328 | int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev, |
| 329 | u64 *node_guid) |
| 330 | { |
| 331 | struct mlx5_hca_vport_context *rep; |
| 332 | int err; |
| 333 | |
| 334 | rep = kzalloc(sizeof(*rep), GFP_KERNEL); |
| 335 | if (!rep) |
| 336 | return -ENOMEM; |
| 337 | |
| 338 | err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep); |
| 339 | if (!err) |
| 340 | *node_guid = rep->node_guid; |
| 341 | |
| 342 | kfree(rep); |
| 343 | return err; |
| 344 | } |
| 345 | EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid); |