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_out) +
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 if (vport || mlx5_core_is_ecpf(dev))
292 MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
293
294 err = mlx5_cmd_exec(dev, in, sizeof(in), out, out_sz);
295 if (err)
296 goto out;
297
298 nic_vport_ctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
299 nic_vport_context);
300 req_list_size = MLX5_GET(nic_vport_context, nic_vport_ctx,
301 allowed_list_size);
302
303 *list_size = req_list_size;
304 for (i = 0; i < req_list_size; i++) {
305 u8 *mac_addr = MLX5_ADDR_OF(nic_vport_context,
306 nic_vport_ctx,
307 current_uc_mac_address[i]) + 2;
308 ether_addr_copy(addr_list[i], mac_addr);
309 }
310 out:
311 kvfree(out);
312 return err;
313 }
314 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);
315
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)316 int mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev *dev,
317 enum mlx5_list_type list_type,
318 u8 addr_list[][ETH_ALEN],
319 int list_size)
320 {
321 u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)] = {};
322 void *nic_vport_ctx;
323 int max_list_size;
324 int in_sz;
325 void *in;
326 int err;
327 int i;
328
329 max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
330 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
331 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
332
333 if (list_size > max_list_size)
334 return -ENOSPC;
335
336 in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
337 list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
338
339 in = kvzalloc(in_sz, GFP_KERNEL);
340 if (!in)
341 return -ENOMEM;
342
343 MLX5_SET(modify_nic_vport_context_in, in, opcode,
344 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
345 MLX5_SET(modify_nic_vport_context_in, in,
346 field_select.addresses_list, 1);
347
348 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
349 nic_vport_context);
350
351 MLX5_SET(nic_vport_context, nic_vport_ctx,
352 allowed_list_type, list_type);
353 MLX5_SET(nic_vport_context, nic_vport_ctx,
354 allowed_list_size, list_size);
355
356 for (i = 0; i < list_size; i++) {
357 u8 *curr_mac = MLX5_ADDR_OF(nic_vport_context,
358 nic_vport_ctx,
359 current_uc_mac_address[i]) + 2;
360 ether_addr_copy(curr_mac, addr_list[i]);
361 }
362
363 err = mlx5_cmd_exec(dev, in, in_sz, out, sizeof(out));
364 kvfree(in);
365 return err;
366 }
367 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);
368
mlx5_modify_nic_vport_vlans(struct mlx5_core_dev * dev,u16 vlans[],int list_size)369 int mlx5_modify_nic_vport_vlans(struct mlx5_core_dev *dev,
370 u16 vlans[],
371 int list_size)
372 {
373 u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];
374 void *nic_vport_ctx;
375 int max_list_size;
376 int in_sz;
377 void *in;
378 int err;
379 int i;
380
381 max_list_size = 1 << MLX5_CAP_GEN(dev, log_max_vlan_list);
382
383 if (list_size > max_list_size)
384 return -ENOSPC;
385
386 in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
387 list_size * MLX5_ST_SZ_BYTES(vlan_layout);
388
389 memset(out, 0, sizeof(out));
390 in = kvzalloc(in_sz, GFP_KERNEL);
391 if (!in)
392 return -ENOMEM;
393
394 MLX5_SET(modify_nic_vport_context_in, in, opcode,
395 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
396 MLX5_SET(modify_nic_vport_context_in, in,
397 field_select.addresses_list, 1);
398
399 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
400 nic_vport_context);
401
402 MLX5_SET(nic_vport_context, nic_vport_ctx,
403 allowed_list_type, MLX5_NVPRT_LIST_TYPE_VLAN);
404 MLX5_SET(nic_vport_context, nic_vport_ctx,
405 allowed_list_size, list_size);
406
407 for (i = 0; i < list_size; i++) {
408 void *vlan_addr = MLX5_ADDR_OF(nic_vport_context,
409 nic_vport_ctx,
410 current_uc_mac_address[i]);
411 MLX5_SET(vlan_layout, vlan_addr, vlan, vlans[i]);
412 }
413
414 err = mlx5_cmd_exec(dev, in, in_sz, out, sizeof(out));
415 kvfree(in);
416 return err;
417 }
418 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_vlans);
419
mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev * mdev,u64 * system_image_guid)420 int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
421 u64 *system_image_guid)
422 {
423 u32 *out;
424 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
425 int err;
426
427 out = kvzalloc(outlen, GFP_KERNEL);
428 if (!out)
429 return -ENOMEM;
430
431 err = mlx5_query_nic_vport_context(mdev, 0, out);
432 if (err)
433 goto out;
434
435 *system_image_guid = MLX5_GET64(query_nic_vport_context_out, out,
436 nic_vport_context.system_image_guid);
437 out:
438 kvfree(out);
439 return err;
440 }
441 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_system_image_guid);
442
mlx5_query_nic_vport_node_guid(struct mlx5_core_dev * mdev,u64 * node_guid)443 int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
444 {
445 u32 *out;
446 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
447 int err;
448
449 out = kvzalloc(outlen, GFP_KERNEL);
450 if (!out)
451 return -ENOMEM;
452
453 err = mlx5_query_nic_vport_context(mdev, 0, out);
454 if (err)
455 goto out;
456
457 *node_guid = MLX5_GET64(query_nic_vport_context_out, out,
458 nic_vport_context.node_guid);
459 out:
460 kvfree(out);
461
462 return err;
463 }
464 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
465
mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev * mdev,u16 vport,u64 node_guid)466 int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
467 u16 vport, u64 node_guid)
468 {
469 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
470 void *nic_vport_context;
471 void *in;
472 int err;
473
474 if (!MLX5_CAP_GEN(mdev, vport_group_manager))
475 return -EACCES;
476
477 in = kvzalloc(inlen, GFP_KERNEL);
478 if (!in)
479 return -ENOMEM;
480
481 MLX5_SET(modify_nic_vport_context_in, in,
482 field_select.node_guid, 1);
483 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
484 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
485
486 nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
487 in, nic_vport_context);
488 MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
489 MLX5_SET(modify_nic_vport_context_in, in, opcode,
490 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
491
492 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
493
494 kvfree(in);
495
496 return err;
497 }
498
mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev * mdev,u16 * qkey_viol_cntr)499 int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
500 u16 *qkey_viol_cntr)
501 {
502 u32 *out;
503 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
504 int err;
505
506 out = kvzalloc(outlen, GFP_KERNEL);
507 if (!out)
508 return -ENOMEM;
509
510 err = mlx5_query_nic_vport_context(mdev, 0, out);
511 if (err)
512 goto out;
513
514 *qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
515 nic_vport_context.qkey_violation_counter);
516 out:
517 kvfree(out);
518
519 return err;
520 }
521 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
522
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)523 int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
524 u8 port_num, u16 vf_num, u16 gid_index,
525 union ib_gid *gid)
526 {
527 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
528 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
529 int is_group_manager;
530 void *out = NULL;
531 void *in = NULL;
532 union ib_gid *tmp;
533 int tbsz;
534 int nout;
535 int err;
536
537 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
538 tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
539 mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
540 vf_num, gid_index, tbsz);
541
542 if (gid_index > tbsz && gid_index != 0xffff)
543 return -EINVAL;
544
545 if (gid_index == 0xffff)
546 nout = tbsz;
547 else
548 nout = 1;
549
550 out_sz += nout * sizeof(*gid);
551
552 in = kvzalloc(in_sz, GFP_KERNEL);
553 out = kvzalloc(out_sz, GFP_KERNEL);
554 if (!in || !out) {
555 err = -ENOMEM;
556 goto out;
557 }
558
559 MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
560 if (other_vport) {
561 if (is_group_manager) {
562 MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
563 MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
564 } else {
565 err = -EPERM;
566 goto out;
567 }
568 }
569 MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
570
571 if (MLX5_CAP_GEN(dev, num_ports) == 2)
572 MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
573
574 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
575 if (err)
576 goto out;
577
578 tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
579 gid->global.subnet_prefix = tmp->global.subnet_prefix;
580 gid->global.interface_id = tmp->global.interface_id;
581
582 out:
583 kvfree(in);
584 kvfree(out);
585 return err;
586 }
587 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
588
mlx5_query_hca_vport_pkey(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,u16 pkey_index,u16 * pkey)589 int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
590 u8 port_num, u16 vf_num, u16 pkey_index,
591 u16 *pkey)
592 {
593 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
594 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
595 int is_group_manager;
596 void *out = NULL;
597 void *in = NULL;
598 void *pkarr;
599 int nout;
600 int tbsz;
601 int err;
602 int i;
603
604 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
605
606 tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
607 if (pkey_index > tbsz && pkey_index != 0xffff)
608 return -EINVAL;
609
610 if (pkey_index == 0xffff)
611 nout = tbsz;
612 else
613 nout = 1;
614
615 out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
616
617 in = kvzalloc(in_sz, GFP_KERNEL);
618 out = kvzalloc(out_sz, GFP_KERNEL);
619 if (!in || !out) {
620 err = -ENOMEM;
621 goto out;
622 }
623
624 MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
625 if (other_vport) {
626 if (is_group_manager) {
627 MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
628 MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
629 } else {
630 err = -EPERM;
631 goto out;
632 }
633 }
634 MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
635
636 if (MLX5_CAP_GEN(dev, num_ports) == 2)
637 MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
638
639 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
640 if (err)
641 goto out;
642
643 pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
644 for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
645 *pkey = MLX5_GET_PR(pkey, pkarr, pkey);
646
647 out:
648 kvfree(in);
649 kvfree(out);
650 return err;
651 }
652 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
653
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)654 int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
655 u8 other_vport, u8 port_num,
656 u16 vf_num,
657 struct mlx5_hca_vport_context *rep)
658 {
659 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
660 int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)] = {};
661 int is_group_manager;
662 void *out;
663 void *ctx;
664 int err;
665
666 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
667
668 out = kvzalloc(out_sz, GFP_KERNEL);
669 if (!out)
670 return -ENOMEM;
671
672 MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
673
674 if (other_vport) {
675 if (is_group_manager) {
676 MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
677 MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
678 } else {
679 err = -EPERM;
680 goto ex;
681 }
682 }
683
684 if (MLX5_CAP_GEN(dev, num_ports) == 2)
685 MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
686
687 err = mlx5_cmd_exec_inout(dev, query_hca_vport_context, in, out);
688 if (err)
689 goto ex;
690
691 ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
692 rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
693 rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
694 rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
695 rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
696 rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
697 rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
698 port_physical_state);
699 rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
700 rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
701 port_physical_state);
702 rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
703 rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
704 rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
705 rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
706 cap_mask1_field_select);
707 rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
708 rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
709 cap_mask2_field_select);
710 rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
711 rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
712 init_type_reply);
713 rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
714 rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
715 subnet_timeout);
716 rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
717 rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
718 rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
719 qkey_violation_counter);
720 rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
721 pkey_violation_counter);
722 rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
723 rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
724 system_image_guid);
725
726 ex:
727 kvfree(out);
728 return err;
729 }
730 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
731
mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev * dev,u64 * sys_image_guid)732 int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
733 u64 *sys_image_guid)
734 {
735 struct mlx5_hca_vport_context *rep;
736 int err;
737
738 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
739 if (!rep)
740 return -ENOMEM;
741
742 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
743 if (!err)
744 *sys_image_guid = rep->sys_image_guid;
745
746 kvfree(rep);
747 return err;
748 }
749 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
750
mlx5_query_hca_vport_node_guid(struct mlx5_core_dev * dev,u64 * node_guid)751 int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
752 u64 *node_guid)
753 {
754 struct mlx5_hca_vport_context *rep;
755 int err;
756
757 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
758 if (!rep)
759 return -ENOMEM;
760
761 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
762 if (!err)
763 *node_guid = rep->node_guid;
764
765 kvfree(rep);
766 return err;
767 }
768 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
769
mlx5_query_nic_vport_promisc(struct mlx5_core_dev * mdev,u16 vport,int * promisc_uc,int * promisc_mc,int * promisc_all)770 int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,
771 u16 vport,
772 int *promisc_uc,
773 int *promisc_mc,
774 int *promisc_all)
775 {
776 u32 *out;
777 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
778 int err;
779
780 out = kvzalloc(outlen, GFP_KERNEL);
781 if (!out)
782 return -ENOMEM;
783
784 err = mlx5_query_nic_vport_context(mdev, vport, out);
785 if (err)
786 goto out;
787
788 *promisc_uc = MLX5_GET(query_nic_vport_context_out, out,
789 nic_vport_context.promisc_uc);
790 *promisc_mc = MLX5_GET(query_nic_vport_context_out, out,
791 nic_vport_context.promisc_mc);
792 *promisc_all = MLX5_GET(query_nic_vport_context_out, out,
793 nic_vport_context.promisc_all);
794
795 out:
796 kvfree(out);
797 return err;
798 }
799 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);
800
mlx5_modify_nic_vport_promisc(struct mlx5_core_dev * mdev,int promisc_uc,int promisc_mc,int promisc_all)801 int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
802 int promisc_uc,
803 int promisc_mc,
804 int promisc_all)
805 {
806 void *in;
807 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
808 int err;
809
810 in = kvzalloc(inlen, GFP_KERNEL);
811 if (!in)
812 return -ENOMEM;
813
814 MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
815 MLX5_SET(modify_nic_vport_context_in, in,
816 nic_vport_context.promisc_uc, promisc_uc);
817 MLX5_SET(modify_nic_vport_context_in, in,
818 nic_vport_context.promisc_mc, promisc_mc);
819 MLX5_SET(modify_nic_vport_context_in, in,
820 nic_vport_context.promisc_all, promisc_all);
821 MLX5_SET(modify_nic_vport_context_in, in, opcode,
822 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
823
824 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
825
826 kvfree(in);
827
828 return err;
829 }
830 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
831
832 enum {
833 UC_LOCAL_LB,
834 MC_LOCAL_LB
835 };
836
mlx5_nic_vport_update_local_lb(struct mlx5_core_dev * mdev,bool enable)837 int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
838 {
839 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
840 void *in;
841 int err;
842
843 if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
844 !MLX5_CAP_GEN(mdev, disable_local_lb_uc))
845 return 0;
846
847 in = kvzalloc(inlen, GFP_KERNEL);
848 if (!in)
849 return -ENOMEM;
850
851 MLX5_SET(modify_nic_vport_context_in, in,
852 nic_vport_context.disable_mc_local_lb, !enable);
853 MLX5_SET(modify_nic_vport_context_in, in,
854 nic_vport_context.disable_uc_local_lb, !enable);
855
856 if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
857 MLX5_SET(modify_nic_vport_context_in, in,
858 field_select.disable_mc_local_lb, 1);
859
860 if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
861 MLX5_SET(modify_nic_vport_context_in, in,
862 field_select.disable_uc_local_lb, 1);
863 MLX5_SET(modify_nic_vport_context_in, in, opcode,
864 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
865
866 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
867
868 if (!err)
869 mlx5_core_dbg(mdev, "%s local_lb\n",
870 enable ? "enable" : "disable");
871
872 kvfree(in);
873 return err;
874 }
875 EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
876
mlx5_nic_vport_query_local_lb(struct mlx5_core_dev * mdev,bool * status)877 int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, bool *status)
878 {
879 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
880 u32 *out;
881 int value;
882 int err;
883
884 out = kvzalloc(outlen, GFP_KERNEL);
885 if (!out)
886 return -ENOMEM;
887
888 err = mlx5_query_nic_vport_context(mdev, 0, out);
889 if (err)
890 goto out;
891
892 value = MLX5_GET(query_nic_vport_context_out, out,
893 nic_vport_context.disable_mc_local_lb) << MC_LOCAL_LB;
894
895 value |= MLX5_GET(query_nic_vport_context_out, out,
896 nic_vport_context.disable_uc_local_lb) << UC_LOCAL_LB;
897
898 *status = !value;
899
900 out:
901 kvfree(out);
902 return err;
903 }
904 EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
905
906 enum mlx5_vport_roce_state {
907 MLX5_VPORT_ROCE_DISABLED = 0,
908 MLX5_VPORT_ROCE_ENABLED = 1,
909 };
910
mlx5_nic_vport_update_roce_state(struct mlx5_core_dev * mdev,enum mlx5_vport_roce_state state)911 static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
912 enum mlx5_vport_roce_state state)
913 {
914 void *in;
915 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
916 int err;
917
918 in = kvzalloc(inlen, GFP_KERNEL);
919 if (!in)
920 return -ENOMEM;
921
922 MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
923 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
924 state);
925 MLX5_SET(modify_nic_vport_context_in, in, opcode,
926 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
927
928 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
929
930 kvfree(in);
931
932 return err;
933 }
934
mlx5_nic_vport_enable_roce(struct mlx5_core_dev * mdev)935 int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
936 {
937 int err = 0;
938
939 mutex_lock(&mlx5_roce_en_lock);
940 if (!mdev->roce.roce_en)
941 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
942
943 if (!err)
944 mdev->roce.roce_en++;
945 mutex_unlock(&mlx5_roce_en_lock);
946
947 return err;
948 }
949 EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
950
mlx5_nic_vport_disable_roce(struct mlx5_core_dev * mdev)951 int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
952 {
953 int err = 0;
954
955 mutex_lock(&mlx5_roce_en_lock);
956 if (mdev->roce.roce_en) {
957 mdev->roce.roce_en--;
958 if (mdev->roce.roce_en == 0)
959 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
960
961 if (err)
962 mdev->roce.roce_en++;
963 }
964 mutex_unlock(&mlx5_roce_en_lock);
965 return err;
966 }
967 EXPORT_SYMBOL(mlx5_nic_vport_disable_roce);
968
mlx5_core_query_vport_counter(struct mlx5_core_dev * dev,u8 other_vport,int vf,u8 port_num,void * out)969 int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
970 int vf, u8 port_num, void *out)
971 {
972 int in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
973 int is_group_manager;
974 void *in;
975 int err;
976
977 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
978 in = kvzalloc(in_sz, GFP_KERNEL);
979 if (!in) {
980 err = -ENOMEM;
981 return err;
982 }
983
984 MLX5_SET(query_vport_counter_in, in, opcode,
985 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
986 if (other_vport) {
987 if (is_group_manager) {
988 MLX5_SET(query_vport_counter_in, in, other_vport, 1);
989 MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
990 } else {
991 err = -EPERM;
992 goto free;
993 }
994 }
995 if (MLX5_CAP_GEN(dev, num_ports) == 2)
996 MLX5_SET(query_vport_counter_in, in, port_num, port_num);
997
998 err = mlx5_cmd_exec_inout(dev, query_vport_counter, in, out);
999 free:
1000 kvfree(in);
1001 return err;
1002 }
1003 EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
1004
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)1005 int mlx5_query_vport_down_stats(struct mlx5_core_dev *mdev, u16 vport,
1006 u8 other_vport, u64 *rx_discard_vport_down,
1007 u64 *tx_discard_vport_down)
1008 {
1009 u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
1010 u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
1011 int err;
1012
1013 MLX5_SET(query_vnic_env_in, in, opcode,
1014 MLX5_CMD_OP_QUERY_VNIC_ENV);
1015 MLX5_SET(query_vnic_env_in, in, op_mod, 0);
1016 MLX5_SET(query_vnic_env_in, in, vport_number, vport);
1017 MLX5_SET(query_vnic_env_in, in, other_vport, other_vport);
1018
1019 err = mlx5_cmd_exec_inout(mdev, query_vnic_env, in, out);
1020 if (err)
1021 return err;
1022
1023 *rx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1024 vport_env.receive_discard_vport_down);
1025 *tx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1026 vport_env.transmit_discard_vport_down);
1027 return 0;
1028 }
1029
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)1030 int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
1031 u8 other_vport, u8 port_num,
1032 int vf,
1033 struct mlx5_hca_vport_context *req)
1034 {
1035 int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
1036 int is_group_manager;
1037 void *ctx;
1038 void *in;
1039 int err;
1040
1041 mlx5_core_dbg(dev, "vf %d\n", vf);
1042 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1043 in = kvzalloc(in_sz, GFP_KERNEL);
1044 if (!in)
1045 return -ENOMEM;
1046
1047 MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
1048 if (other_vport) {
1049 if (is_group_manager) {
1050 MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
1051 MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
1052 } else {
1053 err = -EPERM;
1054 goto ex;
1055 }
1056 }
1057
1058 if (MLX5_CAP_GEN(dev, num_ports) > 1)
1059 MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
1060
1061 ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
1062 MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
1063 if (req->field_select & MLX5_HCA_VPORT_SEL_STATE_POLICY)
1064 MLX5_SET(hca_vport_context, ctx, vport_state_policy,
1065 req->policy);
1066 if (req->field_select & MLX5_HCA_VPORT_SEL_PORT_GUID)
1067 MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
1068 if (req->field_select & MLX5_HCA_VPORT_SEL_NODE_GUID)
1069 MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
1070 MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
1071 MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select,
1072 req->cap_mask1_perm);
1073 err = mlx5_cmd_exec_in(dev, modify_hca_vport_context, in);
1074 ex:
1075 kvfree(in);
1076 return err;
1077 }
1078 EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);
1079
mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev * master_mdev,struct mlx5_core_dev * port_mdev)1080 int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev,
1081 struct mlx5_core_dev *port_mdev)
1082 {
1083 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1084 void *in;
1085 int err;
1086
1087 in = kvzalloc(inlen, GFP_KERNEL);
1088 if (!in)
1089 return -ENOMEM;
1090
1091 err = mlx5_nic_vport_enable_roce(port_mdev);
1092 if (err)
1093 goto free;
1094
1095 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1096 if (MLX5_CAP_GEN_2(master_mdev, sw_vhca_id_valid)) {
1097 MLX5_SET(modify_nic_vport_context_in, in,
1098 nic_vport_context.vhca_id_type, VHCA_ID_TYPE_SW);
1099 MLX5_SET(modify_nic_vport_context_in, in,
1100 nic_vport_context.affiliated_vhca_id,
1101 MLX5_CAP_GEN_2(master_mdev, sw_vhca_id));
1102 } else {
1103 MLX5_SET(modify_nic_vport_context_in, in,
1104 nic_vport_context.affiliated_vhca_id,
1105 MLX5_CAP_GEN(master_mdev, vhca_id));
1106 }
1107 MLX5_SET(modify_nic_vport_context_in, in,
1108 nic_vport_context.affiliation_criteria,
1109 MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria));
1110 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1111 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1112
1113 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1114 if (err)
1115 mlx5_nic_vport_disable_roce(port_mdev);
1116
1117 free:
1118 kvfree(in);
1119 return err;
1120 }
1121 EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport);
1122
mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev * port_mdev)1123 int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev)
1124 {
1125 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1126 void *in;
1127 int err;
1128
1129 in = kvzalloc(inlen, GFP_KERNEL);
1130 if (!in)
1131 return -ENOMEM;
1132
1133 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1134 MLX5_SET(modify_nic_vport_context_in, in,
1135 nic_vport_context.affiliated_vhca_id, 0);
1136 MLX5_SET(modify_nic_vport_context_in, in,
1137 nic_vport_context.affiliation_criteria, 0);
1138 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1139 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1140
1141 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1142 if (!err)
1143 mlx5_nic_vport_disable_roce(port_mdev);
1144
1145 kvfree(in);
1146 return err;
1147 }
1148 EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport);
1149
mlx5_query_nic_system_image_guid(struct mlx5_core_dev * mdev)1150 u64 mlx5_query_nic_system_image_guid(struct mlx5_core_dev *mdev)
1151 {
1152 int port_type_cap = MLX5_CAP_GEN(mdev, port_type);
1153 u64 tmp;
1154 int err;
1155
1156 if (mdev->sys_image_guid)
1157 return mdev->sys_image_guid;
1158
1159 if (port_type_cap == MLX5_CAP_PORT_TYPE_ETH)
1160 err = mlx5_query_nic_vport_system_image_guid(mdev, &tmp);
1161 else
1162 err = mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
1163
1164 mdev->sys_image_guid = err ? 0 : tmp;
1165
1166 return mdev->sys_image_guid;
1167 }
1168 EXPORT_SYMBOL_GPL(mlx5_query_nic_system_image_guid);
1169
mlx5_vport_get_other_func_cap(struct mlx5_core_dev * dev,u16 vport,void * out,u16 opmod)1170 int mlx5_vport_get_other_func_cap(struct mlx5_core_dev *dev, u16 vport, void *out,
1171 u16 opmod)
1172 {
1173 bool ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1174 u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)] = {};
1175
1176 opmod = (opmod << 1) | (HCA_CAP_OPMOD_GET_MAX & 0x01);
1177 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
1178 MLX5_SET(query_hca_cap_in, in, op_mod, opmod);
1179 MLX5_SET(query_hca_cap_in, in, function_id, mlx5_vport_to_func_id(dev, vport, ec_vf_func));
1180 MLX5_SET(query_hca_cap_in, in, other_function, true);
1181 MLX5_SET(query_hca_cap_in, in, ec_vf_function, ec_vf_func);
1182 return mlx5_cmd_exec_inout(dev, query_hca_cap, in, out);
1183 }
1184 EXPORT_SYMBOL_GPL(mlx5_vport_get_other_func_cap);
1185
mlx5_vport_set_other_func_cap(struct mlx5_core_dev * dev,const void * hca_cap,u16 vport,u16 opmod)1186 int mlx5_vport_set_other_func_cap(struct mlx5_core_dev *dev, const void *hca_cap,
1187 u16 vport, u16 opmod)
1188 {
1189 bool ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1190 int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
1191 void *set_hca_cap;
1192 void *set_ctx;
1193 int ret;
1194
1195 set_ctx = kzalloc(set_sz, GFP_KERNEL);
1196 if (!set_ctx)
1197 return -ENOMEM;
1198
1199 MLX5_SET(set_hca_cap_in, set_ctx, opcode, MLX5_CMD_OP_SET_HCA_CAP);
1200 MLX5_SET(set_hca_cap_in, set_ctx, op_mod, opmod << 1);
1201 set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability);
1202 memcpy(set_hca_cap, hca_cap, MLX5_ST_SZ_BYTES(cmd_hca_cap));
1203 MLX5_SET(set_hca_cap_in, set_ctx, function_id,
1204 mlx5_vport_to_func_id(dev, vport, ec_vf_func));
1205 MLX5_SET(set_hca_cap_in, set_ctx, other_function, true);
1206 MLX5_SET(set_hca_cap_in, set_ctx, ec_vf_function, ec_vf_func);
1207 ret = mlx5_cmd_exec_in(dev, set_hca_cap, set_ctx);
1208
1209 kfree(set_ctx);
1210 return ret;
1211 }
1212