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afb736e9 AV |
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> | |
d18a9470 | 36 | #include <linux/mlx5/vport.h> |
afb736e9 AV |
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 | } | |
d18a9470 | 58 | EXPORT_SYMBOL(mlx5_query_vport_state); |
afb736e9 | 59 | |
d18a9470 | 60 | void mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr) |
afb736e9 AV |
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 | } | |
d18a9470 | 86 | EXPORT_SYMBOL(mlx5_query_nic_vport_mac_address); |
707c4602 MD |
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); |