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>
36 #include <linux/mlx5/vport.h>
37 #include <linux/mlx5/eswitch.h>
38 #include "mlx5_core.h"
39 #include "sf/sf.h"
40
41 /* Mutex to hold while enabling or disabling RoCE */
42 static DEFINE_MUTEX(mlx5_roce_en_lock);
43
mlx5_query_vport_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport)44 u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
45 {
46 u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {};
47 u32 in[MLX5_ST_SZ_DW(query_vport_state_in)] = {};
48 int err;
49
50 MLX5_SET(query_vport_state_in, in, opcode,
51 MLX5_CMD_OP_QUERY_VPORT_STATE);
52 MLX5_SET(query_vport_state_in, in, op_mod, opmod);
53 MLX5_SET(query_vport_state_in, in, vport_number, vport);
54 if (vport)
55 MLX5_SET(query_vport_state_in, in, other_vport, 1);
56
57 err = mlx5_cmd_exec_inout(mdev, query_vport_state, in, out);
58 if (err)
59 return 0;
60
61 return MLX5_GET(query_vport_state_out, out, state);
62 }
63
mlx5_modify_vport_admin_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport,u8 other_vport,u8 state)64 int mlx5_modify_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
65 u16 vport, u8 other_vport, u8 state)
66 {
67 u32 in[MLX5_ST_SZ_DW(modify_vport_state_in)] = {};
68
69 MLX5_SET(modify_vport_state_in, in, opcode,
70 MLX5_CMD_OP_MODIFY_VPORT_STATE);
71 MLX5_SET(modify_vport_state_in, in, op_mod, opmod);
72 MLX5_SET(modify_vport_state_in, in, vport_number, vport);
73 MLX5_SET(modify_vport_state_in, in, other_vport, other_vport);
74 MLX5_SET(modify_vport_state_in, in, admin_state, state);
75
76 return mlx5_cmd_exec_in(mdev, modify_vport_state, in);
77 }
78
mlx5_query_nic_vport_context(struct mlx5_core_dev * mdev,u16 vport,u32 * out)79 static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u16 vport,
80 u32 *out)
81 {
82 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {};
83
84 MLX5_SET(query_nic_vport_context_in, in, opcode,
85 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
86 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
87 if (vport)
88 MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
89
90 return mlx5_cmd_exec_inout(mdev, query_nic_vport_context, in, out);
91 }
92
mlx5_query_nic_vport_min_inline(struct mlx5_core_dev * mdev,u16 vport,u8 * min_inline)93 int mlx5_query_nic_vport_min_inline(struct mlx5_core_dev *mdev,
94 u16 vport, u8 *min_inline)
95 {
96 u32 out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {};
97 int err;
98
99 err = mlx5_query_nic_vport_context(mdev, vport, out);
100 if (!err)
101 *min_inline = MLX5_GET(query_nic_vport_context_out, out,
102 nic_vport_context.min_wqe_inline_mode);
103 return err;
104 }
105 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_min_inline);
106
mlx5_query_min_inline(struct mlx5_core_dev * mdev,u8 * min_inline_mode)107 void mlx5_query_min_inline(struct mlx5_core_dev *mdev,
108 u8 *min_inline_mode)
109 {
110 switch (MLX5_CAP_ETH(mdev, wqe_inline_mode)) {
111 case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT:
112 if (!mlx5_query_nic_vport_min_inline(mdev, 0, min_inline_mode))
113 break;
114 fallthrough;
115 case MLX5_CAP_INLINE_MODE_L2:
116 *min_inline_mode = MLX5_INLINE_MODE_L2;
117 break;
118 case MLX5_CAP_INLINE_MODE_NOT_REQUIRED:
119 *min_inline_mode = MLX5_INLINE_MODE_NONE;
120 break;
121 }
122 }
123 EXPORT_SYMBOL_GPL(mlx5_query_min_inline);
124
mlx5_modify_nic_vport_min_inline(struct mlx5_core_dev * mdev,u16 vport,u8 min_inline)125 int mlx5_modify_nic_vport_min_inline(struct mlx5_core_dev *mdev,
126 u16 vport, u8 min_inline)
127 {
128 u32 in[MLX5_ST_SZ_DW(modify_nic_vport_context_in)] = {};
129 void *nic_vport_ctx;
130
131 MLX5_SET(modify_nic_vport_context_in, in,
132 field_select.min_inline, 1);
133 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
134 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
135
136 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
137 in, nic_vport_context);
138 MLX5_SET(nic_vport_context, nic_vport_ctx,
139 min_wqe_inline_mode, min_inline);
140 MLX5_SET(modify_nic_vport_context_in, in, opcode,
141 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
142
143 return mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
144 }
145
mlx5_query_nic_vport_mac_address(struct mlx5_core_dev * mdev,u16 vport,bool other,u8 * addr)146 int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
147 u16 vport, bool other, u8 *addr)
148 {
149 u32 out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {};
150 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {};
151 u8 *out_addr;
152 int err;
153
154 out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out,
155 nic_vport_context.permanent_address);
156
157 MLX5_SET(query_nic_vport_context_in, in, opcode,
158 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
159 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
160 MLX5_SET(query_nic_vport_context_in, in, other_vport, other);
161
162 err = mlx5_cmd_exec_inout(mdev, query_nic_vport_context, in, out);
163 if (!err)
164 ether_addr_copy(addr, &out_addr[2]);
165
166 return err;
167 }
168 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_address);
169
mlx5_query_mac_address(struct mlx5_core_dev * mdev,u8 * addr)170 int mlx5_query_mac_address(struct mlx5_core_dev *mdev, u8 *addr)
171 {
172 return mlx5_query_nic_vport_mac_address(mdev, 0, false, addr);
173 }
174 EXPORT_SYMBOL_GPL(mlx5_query_mac_address);
175
mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev * mdev,u16 vport,const u8 * addr)176 int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev,
177 u16 vport, const u8 *addr)
178 {
179 void *in;
180 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
181 int err;
182 void *nic_vport_ctx;
183 u8 *perm_mac;
184
185 in = kvzalloc(inlen, GFP_KERNEL);
186 if (!in)
187 return -ENOMEM;
188
189 MLX5_SET(modify_nic_vport_context_in, in,
190 field_select.permanent_address, 1);
191 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
192 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
193
194 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
195 in, nic_vport_context);
196 perm_mac = MLX5_ADDR_OF(nic_vport_context, nic_vport_ctx,
197 permanent_address);
198
199 ether_addr_copy(&perm_mac[2], addr);
200 MLX5_SET(modify_nic_vport_context_in, in, opcode,
201 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
202
203 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
204
205 kvfree(in);
206
207 return err;
208 }
209 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_address);
210
mlx5_query_nic_vport_mtu(struct mlx5_core_dev * mdev,u16 * mtu)211 int mlx5_query_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 *mtu)
212 {
213 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
214 u32 *out;
215 int err;
216
217 out = kvzalloc(outlen, GFP_KERNEL);
218 if (!out)
219 return -ENOMEM;
220
221 err = mlx5_query_nic_vport_context(mdev, 0, out);
222 if (!err)
223 *mtu = MLX5_GET(query_nic_vport_context_out, out,
224 nic_vport_context.mtu);
225
226 kvfree(out);
227 return err;
228 }
229 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mtu);
230
mlx5_modify_nic_vport_mtu(struct mlx5_core_dev * mdev,u16 mtu)231 int mlx5_modify_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 mtu)
232 {
233 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
234 void *in;
235 int err;
236
237 in = kvzalloc(inlen, GFP_KERNEL);
238 if (!in)
239 return -ENOMEM;
240
241 MLX5_SET(modify_nic_vport_context_in, in, field_select.mtu, 1);
242 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.mtu, mtu);
243 MLX5_SET(modify_nic_vport_context_in, in, opcode,
244 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
245
246 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
247
248 kvfree(in);
249 return err;
250 }
251 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mtu);
252
mlx5_query_nic_vport_mac_list(struct mlx5_core_dev * dev,u16 vport,enum mlx5_list_type list_type,u8 addr_list[][ETH_ALEN],int * list_size)253 int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,
254 u16 vport,
255 enum mlx5_list_type list_type,
256 u8 addr_list[][ETH_ALEN],
257 int *list_size)
258 {
259 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
260 void *nic_vport_ctx;
261 int max_list_size;
262 int req_list_size;
263 int out_sz;
264 void *out;
265 int err;
266 int i;
267
268 req_list_size = *list_size;
269
270 max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
271 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
272 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
273
274 if (req_list_size > max_list_size) {
275 mlx5_core_warn(dev, "Requested list size (%d) > (%d) max_list_size\n",
276 req_list_size, max_list_size);
277 req_list_size = max_list_size;
278 }
279
280 out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_in) +
281 req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
282
283 out = kvzalloc(out_sz, GFP_KERNEL);
284 if (!out)
285 return -ENOMEM;
286
287 MLX5_SET(query_nic_vport_context_in, in, opcode,
288 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
289 MLX5_SET(query_nic_vport_context_in, in, allowed_list_type, list_type);
290 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
291 MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
292
293 err = mlx5_cmd_exec(dev, in, sizeof(in), out, out_sz);
294 if (err)
295 goto out;
296
297 nic_vport_ctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
298 nic_vport_context);
299 req_list_size = MLX5_GET(nic_vport_context, nic_vport_ctx,
300 allowed_list_size);
301
302 *list_size = req_list_size;
303 for (i = 0; i < req_list_size; i++) {
304 u8 *mac_addr = MLX5_ADDR_OF(nic_vport_context,
305 nic_vport_ctx,
306 current_uc_mac_address[i]) + 2;
307 ether_addr_copy(addr_list[i], mac_addr);
308 }
309 out:
310 kvfree(out);
311 return err;
312 }
313 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);
314
mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev * dev,enum mlx5_list_type list_type,u8 addr_list[][ETH_ALEN],int list_size)315 int mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev *dev,
316 enum mlx5_list_type list_type,
317 u8 addr_list[][ETH_ALEN],
318 int list_size)
319 {
320 u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)] = {};
321 void *nic_vport_ctx;
322 int max_list_size;
323 int in_sz;
324 void *in;
325 int err;
326 int i;
327
328 max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
329 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
330 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
331
332 if (list_size > max_list_size)
333 return -ENOSPC;
334
335 in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
336 list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
337
338 in = kvzalloc(in_sz, GFP_KERNEL);
339 if (!in)
340 return -ENOMEM;
341
342 MLX5_SET(modify_nic_vport_context_in, in, opcode,
343 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
344 MLX5_SET(modify_nic_vport_context_in, in,
345 field_select.addresses_list, 1);
346
347 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
348 nic_vport_context);
349
350 MLX5_SET(nic_vport_context, nic_vport_ctx,
351 allowed_list_type, list_type);
352 MLX5_SET(nic_vport_context, nic_vport_ctx,
353 allowed_list_size, list_size);
354
355 for (i = 0; i < list_size; i++) {
356 u8 *curr_mac = MLX5_ADDR_OF(nic_vport_context,
357 nic_vport_ctx,
358 current_uc_mac_address[i]) + 2;
359 ether_addr_copy(curr_mac, addr_list[i]);
360 }
361
362 err = mlx5_cmd_exec(dev, in, in_sz, out, sizeof(out));
363 kvfree(in);
364 return err;
365 }
366 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);
367
mlx5_modify_nic_vport_vlans(struct mlx5_core_dev * dev,u16 vlans[],int list_size)368 int mlx5_modify_nic_vport_vlans(struct mlx5_core_dev *dev,
369 u16 vlans[],
370 int list_size)
371 {
372 u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];
373 void *nic_vport_ctx;
374 int max_list_size;
375 int in_sz;
376 void *in;
377 int err;
378 int i;
379
380 max_list_size = 1 << MLX5_CAP_GEN(dev, log_max_vlan_list);
381
382 if (list_size > max_list_size)
383 return -ENOSPC;
384
385 in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
386 list_size * MLX5_ST_SZ_BYTES(vlan_layout);
387
388 memset(out, 0, sizeof(out));
389 in = kvzalloc(in_sz, GFP_KERNEL);
390 if (!in)
391 return -ENOMEM;
392
393 MLX5_SET(modify_nic_vport_context_in, in, opcode,
394 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
395 MLX5_SET(modify_nic_vport_context_in, in,
396 field_select.addresses_list, 1);
397
398 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
399 nic_vport_context);
400
401 MLX5_SET(nic_vport_context, nic_vport_ctx,
402 allowed_list_type, MLX5_NVPRT_LIST_TYPE_VLAN);
403 MLX5_SET(nic_vport_context, nic_vport_ctx,
404 allowed_list_size, list_size);
405
406 for (i = 0; i < list_size; i++) {
407 void *vlan_addr = MLX5_ADDR_OF(nic_vport_context,
408 nic_vport_ctx,
409 current_uc_mac_address[i]);
410 MLX5_SET(vlan_layout, vlan_addr, vlan, vlans[i]);
411 }
412
413 err = mlx5_cmd_exec(dev, in, in_sz, out, sizeof(out));
414 kvfree(in);
415 return err;
416 }
417 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_vlans);
418
mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev * mdev,u64 * system_image_guid)419 int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
420 u64 *system_image_guid)
421 {
422 u32 *out;
423 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
424 int err;
425
426 out = kvzalloc(outlen, GFP_KERNEL);
427 if (!out)
428 return -ENOMEM;
429
430 err = mlx5_query_nic_vport_context(mdev, 0, out);
431 if (err)
432 goto out;
433
434 *system_image_guid = MLX5_GET64(query_nic_vport_context_out, out,
435 nic_vport_context.system_image_guid);
436 out:
437 kvfree(out);
438 return err;
439 }
440 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_system_image_guid);
441
mlx5_query_nic_vport_node_guid(struct mlx5_core_dev * mdev,u64 * node_guid)442 int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
443 {
444 u32 *out;
445 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
446
447 out = kvzalloc(outlen, GFP_KERNEL);
448 if (!out)
449 return -ENOMEM;
450
451 mlx5_query_nic_vport_context(mdev, 0, out);
452
453 *node_guid = MLX5_GET64(query_nic_vport_context_out, out,
454 nic_vport_context.node_guid);
455
456 kvfree(out);
457
458 return 0;
459 }
460 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
461
mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev * mdev,u16 vport,u64 node_guid)462 int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
463 u16 vport, u64 node_guid)
464 {
465 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
466 void *nic_vport_context;
467 void *in;
468 int err;
469
470 if (!MLX5_CAP_GEN(mdev, vport_group_manager))
471 return -EACCES;
472
473 in = kvzalloc(inlen, GFP_KERNEL);
474 if (!in)
475 return -ENOMEM;
476
477 MLX5_SET(modify_nic_vport_context_in, in,
478 field_select.node_guid, 1);
479 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
480 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
481
482 nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
483 in, nic_vport_context);
484 MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
485 MLX5_SET(modify_nic_vport_context_in, in, opcode,
486 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
487
488 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
489
490 kvfree(in);
491
492 return err;
493 }
494
mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev * mdev,u16 * qkey_viol_cntr)495 int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
496 u16 *qkey_viol_cntr)
497 {
498 u32 *out;
499 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
500
501 out = kvzalloc(outlen, GFP_KERNEL);
502 if (!out)
503 return -ENOMEM;
504
505 mlx5_query_nic_vport_context(mdev, 0, out);
506
507 *qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
508 nic_vport_context.qkey_violation_counter);
509
510 kvfree(out);
511
512 return 0;
513 }
514 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
515
mlx5_query_hca_vport_gid(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,u16 gid_index,union ib_gid * gid)516 int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
517 u8 port_num, u16 vf_num, u16 gid_index,
518 union ib_gid *gid)
519 {
520 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
521 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
522 int is_group_manager;
523 void *out = NULL;
524 void *in = NULL;
525 union ib_gid *tmp;
526 int tbsz;
527 int nout;
528 int err;
529
530 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
531 tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
532 mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
533 vf_num, gid_index, tbsz);
534
535 if (gid_index > tbsz && gid_index != 0xffff)
536 return -EINVAL;
537
538 if (gid_index == 0xffff)
539 nout = tbsz;
540 else
541 nout = 1;
542
543 out_sz += nout * sizeof(*gid);
544
545 in = kvzalloc(in_sz, GFP_KERNEL);
546 out = kvzalloc(out_sz, GFP_KERNEL);
547 if (!in || !out) {
548 err = -ENOMEM;
549 goto out;
550 }
551
552 MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
553 if (other_vport) {
554 if (is_group_manager) {
555 MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
556 MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
557 } else {
558 err = -EPERM;
559 goto out;
560 }
561 }
562 MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
563
564 if (MLX5_CAP_GEN(dev, num_ports) == 2)
565 MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
566
567 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
568 if (err)
569 goto out;
570
571 tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
572 gid->global.subnet_prefix = tmp->global.subnet_prefix;
573 gid->global.interface_id = tmp->global.interface_id;
574
575 out:
576 kvfree(in);
577 kvfree(out);
578 return err;
579 }
580 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
581
mlx5_query_hca_vport_pkey(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,u16 pkey_index,u16 * pkey)582 int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
583 u8 port_num, u16 vf_num, u16 pkey_index,
584 u16 *pkey)
585 {
586 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
587 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
588 int is_group_manager;
589 void *out = NULL;
590 void *in = NULL;
591 void *pkarr;
592 int nout;
593 int tbsz;
594 int err;
595 int i;
596
597 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
598
599 tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
600 if (pkey_index > tbsz && pkey_index != 0xffff)
601 return -EINVAL;
602
603 if (pkey_index == 0xffff)
604 nout = tbsz;
605 else
606 nout = 1;
607
608 out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
609
610 in = kvzalloc(in_sz, GFP_KERNEL);
611 out = kvzalloc(out_sz, GFP_KERNEL);
612 if (!in || !out) {
613 err = -ENOMEM;
614 goto out;
615 }
616
617 MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
618 if (other_vport) {
619 if (is_group_manager) {
620 MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
621 MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
622 } else {
623 err = -EPERM;
624 goto out;
625 }
626 }
627 MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
628
629 if (MLX5_CAP_GEN(dev, num_ports) == 2)
630 MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
631
632 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
633 if (err)
634 goto out;
635
636 pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
637 for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
638 *pkey = MLX5_GET_PR(pkey, pkarr, pkey);
639
640 out:
641 kvfree(in);
642 kvfree(out);
643 return err;
644 }
645 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
646
mlx5_query_hca_vport_context(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,struct mlx5_hca_vport_context * rep)647 int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
648 u8 other_vport, u8 port_num,
649 u16 vf_num,
650 struct mlx5_hca_vport_context *rep)
651 {
652 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
653 int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)] = {};
654 int is_group_manager;
655 void *out;
656 void *ctx;
657 int err;
658
659 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
660
661 out = kvzalloc(out_sz, GFP_KERNEL);
662 if (!out)
663 return -ENOMEM;
664
665 MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
666
667 if (other_vport) {
668 if (is_group_manager) {
669 MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
670 MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
671 } else {
672 err = -EPERM;
673 goto ex;
674 }
675 }
676
677 if (MLX5_CAP_GEN(dev, num_ports) == 2)
678 MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
679
680 err = mlx5_cmd_exec_inout(dev, query_hca_vport_context, in, out);
681 if (err)
682 goto ex;
683
684 ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
685 rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
686 rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
687 rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
688 rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
689 rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
690 rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
691 port_physical_state);
692 rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
693 rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
694 port_physical_state);
695 rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
696 rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
697 rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
698 rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
699 cap_mask1_field_select);
700 rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
701 rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
702 cap_mask2_field_select);
703 rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
704 rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
705 init_type_reply);
706 rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
707 rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
708 subnet_timeout);
709 rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
710 rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
711 rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
712 qkey_violation_counter);
713 rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
714 pkey_violation_counter);
715 rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
716 rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
717 system_image_guid);
718
719 ex:
720 kvfree(out);
721 return err;
722 }
723 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
724
mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev * dev,u64 * sys_image_guid)725 int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
726 u64 *sys_image_guid)
727 {
728 struct mlx5_hca_vport_context *rep;
729 int err;
730
731 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
732 if (!rep)
733 return -ENOMEM;
734
735 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
736 if (!err)
737 *sys_image_guid = rep->sys_image_guid;
738
739 kvfree(rep);
740 return err;
741 }
742 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
743
mlx5_query_hca_vport_node_guid(struct mlx5_core_dev * dev,u64 * node_guid)744 int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
745 u64 *node_guid)
746 {
747 struct mlx5_hca_vport_context *rep;
748 int err;
749
750 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
751 if (!rep)
752 return -ENOMEM;
753
754 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
755 if (!err)
756 *node_guid = rep->node_guid;
757
758 kvfree(rep);
759 return err;
760 }
761 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
762
mlx5_query_nic_vport_promisc(struct mlx5_core_dev * mdev,u16 vport,int * promisc_uc,int * promisc_mc,int * promisc_all)763 int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,
764 u16 vport,
765 int *promisc_uc,
766 int *promisc_mc,
767 int *promisc_all)
768 {
769 u32 *out;
770 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
771 int err;
772
773 out = kvzalloc(outlen, GFP_KERNEL);
774 if (!out)
775 return -ENOMEM;
776
777 err = mlx5_query_nic_vport_context(mdev, vport, out);
778 if (err)
779 goto out;
780
781 *promisc_uc = MLX5_GET(query_nic_vport_context_out, out,
782 nic_vport_context.promisc_uc);
783 *promisc_mc = MLX5_GET(query_nic_vport_context_out, out,
784 nic_vport_context.promisc_mc);
785 *promisc_all = MLX5_GET(query_nic_vport_context_out, out,
786 nic_vport_context.promisc_all);
787
788 out:
789 kvfree(out);
790 return err;
791 }
792 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);
793
mlx5_modify_nic_vport_promisc(struct mlx5_core_dev * mdev,int promisc_uc,int promisc_mc,int promisc_all)794 int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
795 int promisc_uc,
796 int promisc_mc,
797 int promisc_all)
798 {
799 void *in;
800 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
801 int err;
802
803 in = kvzalloc(inlen, GFP_KERNEL);
804 if (!in)
805 return -ENOMEM;
806
807 MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
808 MLX5_SET(modify_nic_vport_context_in, in,
809 nic_vport_context.promisc_uc, promisc_uc);
810 MLX5_SET(modify_nic_vport_context_in, in,
811 nic_vport_context.promisc_mc, promisc_mc);
812 MLX5_SET(modify_nic_vport_context_in, in,
813 nic_vport_context.promisc_all, promisc_all);
814 MLX5_SET(modify_nic_vport_context_in, in, opcode,
815 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
816
817 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
818
819 kvfree(in);
820
821 return err;
822 }
823 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
824
825 enum {
826 UC_LOCAL_LB,
827 MC_LOCAL_LB
828 };
829
mlx5_nic_vport_update_local_lb(struct mlx5_core_dev * mdev,bool enable)830 int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
831 {
832 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
833 void *in;
834 int err;
835
836 if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
837 !MLX5_CAP_GEN(mdev, disable_local_lb_uc))
838 return 0;
839
840 in = kvzalloc(inlen, GFP_KERNEL);
841 if (!in)
842 return -ENOMEM;
843
844 MLX5_SET(modify_nic_vport_context_in, in,
845 nic_vport_context.disable_mc_local_lb, !enable);
846 MLX5_SET(modify_nic_vport_context_in, in,
847 nic_vport_context.disable_uc_local_lb, !enable);
848
849 if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
850 MLX5_SET(modify_nic_vport_context_in, in,
851 field_select.disable_mc_local_lb, 1);
852
853 if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
854 MLX5_SET(modify_nic_vport_context_in, in,
855 field_select.disable_uc_local_lb, 1);
856 MLX5_SET(modify_nic_vport_context_in, in, opcode,
857 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
858
859 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
860
861 if (!err)
862 mlx5_core_dbg(mdev, "%s local_lb\n",
863 enable ? "enable" : "disable");
864
865 kvfree(in);
866 return err;
867 }
868 EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
869
mlx5_nic_vport_query_local_lb(struct mlx5_core_dev * mdev,bool * status)870 int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, bool *status)
871 {
872 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
873 u32 *out;
874 int value;
875 int err;
876
877 out = kvzalloc(outlen, GFP_KERNEL);
878 if (!out)
879 return -ENOMEM;
880
881 err = mlx5_query_nic_vport_context(mdev, 0, out);
882 if (err)
883 goto out;
884
885 value = MLX5_GET(query_nic_vport_context_out, out,
886 nic_vport_context.disable_mc_local_lb) << MC_LOCAL_LB;
887
888 value |= MLX5_GET(query_nic_vport_context_out, out,
889 nic_vport_context.disable_uc_local_lb) << UC_LOCAL_LB;
890
891 *status = !value;
892
893 out:
894 kvfree(out);
895 return err;
896 }
897 EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
898
899 enum mlx5_vport_roce_state {
900 MLX5_VPORT_ROCE_DISABLED = 0,
901 MLX5_VPORT_ROCE_ENABLED = 1,
902 };
903
mlx5_nic_vport_update_roce_state(struct mlx5_core_dev * mdev,enum mlx5_vport_roce_state state)904 static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
905 enum mlx5_vport_roce_state state)
906 {
907 void *in;
908 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
909 int err;
910
911 in = kvzalloc(inlen, GFP_KERNEL);
912 if (!in)
913 return -ENOMEM;
914
915 MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
916 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
917 state);
918 MLX5_SET(modify_nic_vport_context_in, in, opcode,
919 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
920
921 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
922
923 kvfree(in);
924
925 return err;
926 }
927
mlx5_nic_vport_enable_roce(struct mlx5_core_dev * mdev)928 int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
929 {
930 int err = 0;
931
932 mutex_lock(&mlx5_roce_en_lock);
933 if (!mdev->roce.roce_en)
934 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
935
936 if (!err)
937 mdev->roce.roce_en++;
938 mutex_unlock(&mlx5_roce_en_lock);
939
940 return err;
941 }
942 EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
943
mlx5_nic_vport_disable_roce(struct mlx5_core_dev * mdev)944 int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
945 {
946 int err = 0;
947
948 mutex_lock(&mlx5_roce_en_lock);
949 if (mdev->roce.roce_en) {
950 mdev->roce.roce_en--;
951 if (mdev->roce.roce_en == 0)
952 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
953
954 if (err)
955 mdev->roce.roce_en++;
956 }
957 mutex_unlock(&mlx5_roce_en_lock);
958 return err;
959 }
960 EXPORT_SYMBOL(mlx5_nic_vport_disable_roce);
961
mlx5_core_query_vport_counter(struct mlx5_core_dev * dev,u8 other_vport,int vf,u8 port_num,void * out)962 int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
963 int vf, u8 port_num, void *out)
964 {
965 int in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
966 int is_group_manager;
967 void *in;
968 int err;
969
970 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
971 in = kvzalloc(in_sz, GFP_KERNEL);
972 if (!in) {
973 err = -ENOMEM;
974 return err;
975 }
976
977 MLX5_SET(query_vport_counter_in, in, opcode,
978 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
979 if (other_vport) {
980 if (is_group_manager) {
981 MLX5_SET(query_vport_counter_in, in, other_vport, 1);
982 MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
983 } else {
984 err = -EPERM;
985 goto free;
986 }
987 }
988 if (MLX5_CAP_GEN(dev, num_ports) == 2)
989 MLX5_SET(query_vport_counter_in, in, port_num, port_num);
990
991 err = mlx5_cmd_exec_inout(dev, query_vport_counter, in, out);
992 free:
993 kvfree(in);
994 return err;
995 }
996 EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
997
mlx5_query_vport_down_stats(struct mlx5_core_dev * mdev,u16 vport,u8 other_vport,u64 * rx_discard_vport_down,u64 * tx_discard_vport_down)998 int mlx5_query_vport_down_stats(struct mlx5_core_dev *mdev, u16 vport,
999 u8 other_vport, u64 *rx_discard_vport_down,
1000 u64 *tx_discard_vport_down)
1001 {
1002 u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
1003 u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
1004 int err;
1005
1006 MLX5_SET(query_vnic_env_in, in, opcode,
1007 MLX5_CMD_OP_QUERY_VNIC_ENV);
1008 MLX5_SET(query_vnic_env_in, in, op_mod, 0);
1009 MLX5_SET(query_vnic_env_in, in, vport_number, vport);
1010 MLX5_SET(query_vnic_env_in, in, other_vport, other_vport);
1011
1012 err = mlx5_cmd_exec_inout(mdev, query_vnic_env, in, out);
1013 if (err)
1014 return err;
1015
1016 *rx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1017 vport_env.receive_discard_vport_down);
1018 *tx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1019 vport_env.transmit_discard_vport_down);
1020 return 0;
1021 }
1022
mlx5_core_modify_hca_vport_context(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,int vf,struct mlx5_hca_vport_context * req)1023 int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
1024 u8 other_vport, u8 port_num,
1025 int vf,
1026 struct mlx5_hca_vport_context *req)
1027 {
1028 int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
1029 int is_group_manager;
1030 void *ctx;
1031 void *in;
1032 int err;
1033
1034 mlx5_core_dbg(dev, "vf %d\n", vf);
1035 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1036 in = kvzalloc(in_sz, GFP_KERNEL);
1037 if (!in)
1038 return -ENOMEM;
1039
1040 MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
1041 if (other_vport) {
1042 if (is_group_manager) {
1043 MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
1044 MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
1045 } else {
1046 err = -EPERM;
1047 goto ex;
1048 }
1049 }
1050
1051 if (MLX5_CAP_GEN(dev, num_ports) > 1)
1052 MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
1053
1054 ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
1055 MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
1056 if (req->field_select & MLX5_HCA_VPORT_SEL_STATE_POLICY)
1057 MLX5_SET(hca_vport_context, ctx, vport_state_policy,
1058 req->policy);
1059 if (req->field_select & MLX5_HCA_VPORT_SEL_PORT_GUID)
1060 MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
1061 if (req->field_select & MLX5_HCA_VPORT_SEL_NODE_GUID)
1062 MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
1063 MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
1064 MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select,
1065 req->cap_mask1_perm);
1066 err = mlx5_cmd_exec_in(dev, modify_hca_vport_context, in);
1067 ex:
1068 kvfree(in);
1069 return err;
1070 }
1071 EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);
1072
mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev * master_mdev,struct mlx5_core_dev * port_mdev)1073 int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev,
1074 struct mlx5_core_dev *port_mdev)
1075 {
1076 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1077 void *in;
1078 int err;
1079
1080 in = kvzalloc(inlen, GFP_KERNEL);
1081 if (!in)
1082 return -ENOMEM;
1083
1084 err = mlx5_nic_vport_enable_roce(port_mdev);
1085 if (err)
1086 goto free;
1087
1088 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1089 if (MLX5_CAP_GEN_2(master_mdev, sw_vhca_id_valid)) {
1090 MLX5_SET(modify_nic_vport_context_in, in,
1091 nic_vport_context.vhca_id_type, VHCA_ID_TYPE_SW);
1092 MLX5_SET(modify_nic_vport_context_in, in,
1093 nic_vport_context.affiliated_vhca_id,
1094 MLX5_CAP_GEN_2(master_mdev, sw_vhca_id));
1095 } else {
1096 MLX5_SET(modify_nic_vport_context_in, in,
1097 nic_vport_context.affiliated_vhca_id,
1098 MLX5_CAP_GEN(master_mdev, vhca_id));
1099 }
1100 MLX5_SET(modify_nic_vport_context_in, in,
1101 nic_vport_context.affiliation_criteria,
1102 MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria));
1103 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1104 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1105
1106 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1107 if (err)
1108 mlx5_nic_vport_disable_roce(port_mdev);
1109
1110 free:
1111 kvfree(in);
1112 return err;
1113 }
1114 EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport);
1115
mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev * port_mdev)1116 int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev)
1117 {
1118 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1119 void *in;
1120 int err;
1121
1122 in = kvzalloc(inlen, GFP_KERNEL);
1123 if (!in)
1124 return -ENOMEM;
1125
1126 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1127 MLX5_SET(modify_nic_vport_context_in, in,
1128 nic_vport_context.affiliated_vhca_id, 0);
1129 MLX5_SET(modify_nic_vport_context_in, in,
1130 nic_vport_context.affiliation_criteria, 0);
1131 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1132 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1133
1134 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1135 if (!err)
1136 mlx5_nic_vport_disable_roce(port_mdev);
1137
1138 kvfree(in);
1139 return err;
1140 }
1141 EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport);
1142
mlx5_query_nic_system_image_guid(struct mlx5_core_dev * mdev)1143 u64 mlx5_query_nic_system_image_guid(struct mlx5_core_dev *mdev)
1144 {
1145 int port_type_cap = MLX5_CAP_GEN(mdev, port_type);
1146 u64 tmp;
1147 int err;
1148
1149 if (mdev->sys_image_guid)
1150 return mdev->sys_image_guid;
1151
1152 if (port_type_cap == MLX5_CAP_PORT_TYPE_ETH)
1153 err = mlx5_query_nic_vport_system_image_guid(mdev, &tmp);
1154 else
1155 err = mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
1156
1157 mdev->sys_image_guid = err ? 0 : tmp;
1158
1159 return mdev->sys_image_guid;
1160 }
1161 EXPORT_SYMBOL_GPL(mlx5_query_nic_system_image_guid);
1162
mlx5_vport_get_other_func_cap(struct mlx5_core_dev * dev,u16 function_id,void * out)1163 int mlx5_vport_get_other_func_cap(struct mlx5_core_dev *dev, u16 function_id, void *out)
1164 {
1165 u16 opmod = (MLX5_CAP_GENERAL << 1) | (HCA_CAP_OPMOD_GET_MAX & 0x01);
1166 u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)] = {};
1167
1168 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
1169 MLX5_SET(query_hca_cap_in, in, op_mod, opmod);
1170 MLX5_SET(query_hca_cap_in, in, function_id, function_id);
1171 MLX5_SET(query_hca_cap_in, in, other_function, true);
1172 return mlx5_cmd_exec_inout(dev, query_hca_cap, in, out);
1173 }
1174