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 "eswitch.h"
40 #include "sf/sf.h"
41
42 /* Mutex to hold while enabling or disabling RoCE */
43 static DEFINE_MUTEX(mlx5_roce_en_lock);
44
mlx5_query_vport_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport)45 u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
46 {
47 u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {};
48 u32 in[MLX5_ST_SZ_DW(query_vport_state_in)] = {};
49 int err;
50
51 MLX5_SET(query_vport_state_in, in, opcode,
52 MLX5_CMD_OP_QUERY_VPORT_STATE);
53 MLX5_SET(query_vport_state_in, in, op_mod, opmod);
54 MLX5_SET(query_vport_state_in, in, vport_number, vport);
55 if (vport)
56 MLX5_SET(query_vport_state_in, in, other_vport, 1);
57
58 err = mlx5_cmd_exec_inout(mdev, query_vport_state, in, out);
59 if (err)
60 return 0;
61
62 return MLX5_GET(query_vport_state_out, out, state);
63 }
64
mlx5_modify_vport_admin_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport,u8 other_vport,u8 state)65 int mlx5_modify_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
66 u16 vport, u8 other_vport, u8 state)
67 {
68 u32 in[MLX5_ST_SZ_DW(modify_vport_state_in)] = {};
69
70 MLX5_SET(modify_vport_state_in, in, opcode,
71 MLX5_CMD_OP_MODIFY_VPORT_STATE);
72 MLX5_SET(modify_vport_state_in, in, op_mod, opmod);
73 MLX5_SET(modify_vport_state_in, in, vport_number, vport);
74 MLX5_SET(modify_vport_state_in, in, other_vport, other_vport);
75 MLX5_SET(modify_vport_state_in, in, admin_state, state);
76
77 return mlx5_cmd_exec_in(mdev, modify_vport_state, in);
78 }
79
mlx5_query_nic_vport_context(struct mlx5_core_dev * mdev,u16 vport,bool other_vport,u32 * out)80 static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u16 vport,
81 bool other_vport, u32 *out)
82 {
83 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {};
84
85 MLX5_SET(query_nic_vport_context_in, in, opcode,
86 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
87 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
88 MLX5_SET(query_nic_vport_context_in, in, other_vport, other_vport);
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, vport > 0, 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, false, 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, false, 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_sd_group(struct mlx5_core_dev * mdev,u8 * sd_group)443 int mlx5_query_nic_vport_sd_group(struct mlx5_core_dev *mdev, u8 *sd_group)
444 {
445 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
446 u32 *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, false, out);
454 if (err)
455 goto out;
456
457 *sd_group = MLX5_GET(query_nic_vport_context_out, out,
458 nic_vport_context.sd_group);
459 out:
460 kvfree(out);
461 return err;
462 }
463
mlx5_query_nic_vport_node_guid(struct mlx5_core_dev * mdev,u16 vport,bool other_vport,u64 * node_guid)464 int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev,
465 u16 vport, bool other_vport, u64 *node_guid)
466 {
467 u32 *out;
468 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
469 int err;
470
471 out = kvzalloc(outlen, GFP_KERNEL);
472 if (!out)
473 return -ENOMEM;
474
475 err = mlx5_query_nic_vport_context(mdev, vport, other_vport, out);
476 if (err)
477 goto out;
478
479 *node_guid = MLX5_GET64(query_nic_vport_context_out, out,
480 nic_vport_context.node_guid);
481 out:
482 kvfree(out);
483
484 return err;
485 }
486 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
487
mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev * mdev,u16 vport,u64 node_guid)488 int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
489 u16 vport, u64 node_guid)
490 {
491 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
492 void *nic_vport_context;
493 void *in;
494 int err;
495
496 if (!MLX5_CAP_GEN(mdev, vport_group_manager))
497 return -EACCES;
498
499 in = kvzalloc(inlen, GFP_KERNEL);
500 if (!in)
501 return -ENOMEM;
502
503 MLX5_SET(modify_nic_vport_context_in, in,
504 field_select.node_guid, 1);
505 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
506 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
507
508 nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
509 in, nic_vport_context);
510 MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
511 MLX5_SET(modify_nic_vport_context_in, in, opcode,
512 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
513
514 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
515
516 kvfree(in);
517
518 return err;
519 }
520
mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev * mdev,u16 * qkey_viol_cntr)521 int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
522 u16 *qkey_viol_cntr)
523 {
524 u32 *out;
525 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
526 int err;
527
528 out = kvzalloc(outlen, GFP_KERNEL);
529 if (!out)
530 return -ENOMEM;
531
532 err = mlx5_query_nic_vport_context(mdev, 0, false, out);
533 if (err)
534 goto out;
535
536 *qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
537 nic_vport_context.qkey_violation_counter);
538 out:
539 kvfree(out);
540
541 return err;
542 }
543 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
544
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)545 int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
546 u8 port_num, u16 vf_num, u16 gid_index,
547 union ib_gid *gid)
548 {
549 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
550 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
551 int is_group_manager;
552 void *out = NULL;
553 void *in = NULL;
554 union ib_gid *tmp;
555 int tbsz;
556 int nout;
557 int err;
558
559 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
560 tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
561 mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
562 vf_num, gid_index, tbsz);
563
564 if (gid_index > tbsz && gid_index != 0xffff)
565 return -EINVAL;
566
567 if (gid_index == 0xffff)
568 nout = tbsz;
569 else
570 nout = 1;
571
572 out_sz += nout * sizeof(*gid);
573
574 in = kvzalloc(in_sz, GFP_KERNEL);
575 out = kvzalloc(out_sz, GFP_KERNEL);
576 if (!in || !out) {
577 err = -ENOMEM;
578 goto out;
579 }
580
581 MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
582 if (other_vport) {
583 if (is_group_manager) {
584 MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
585 MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
586 } else {
587 err = -EPERM;
588 goto out;
589 }
590 }
591 MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
592
593 if (MLX5_CAP_GEN(dev, num_ports) == 2)
594 MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
595
596 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
597 if (err)
598 goto out;
599
600 tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
601 gid->global.subnet_prefix = tmp->global.subnet_prefix;
602 gid->global.interface_id = tmp->global.interface_id;
603
604 out:
605 kvfree(in);
606 kvfree(out);
607 return err;
608 }
609 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
610
mlx5_query_hca_vport_pkey(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,u16 pkey_index,u16 * pkey)611 int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
612 u8 port_num, u16 vf_num, u16 pkey_index,
613 u16 *pkey)
614 {
615 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
616 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
617 int is_group_manager;
618 void *out = NULL;
619 void *in = NULL;
620 void *pkarr;
621 int nout;
622 int tbsz;
623 int err;
624 int i;
625
626 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
627
628 tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
629 if (pkey_index > tbsz && pkey_index != 0xffff)
630 return -EINVAL;
631
632 if (pkey_index == 0xffff)
633 nout = tbsz;
634 else
635 nout = 1;
636
637 out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
638
639 in = kvzalloc(in_sz, GFP_KERNEL);
640 out = kvzalloc(out_sz, GFP_KERNEL);
641 if (!in || !out) {
642 err = -ENOMEM;
643 goto out;
644 }
645
646 MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
647 if (other_vport) {
648 if (is_group_manager) {
649 MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
650 MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
651 } else {
652 err = -EPERM;
653 goto out;
654 }
655 }
656 MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
657
658 if (MLX5_CAP_GEN(dev, num_ports) == 2)
659 MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
660
661 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
662 if (err)
663 goto out;
664
665 pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
666 for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
667 *pkey = MLX5_GET_PR(pkey, pkarr, pkey);
668
669 out:
670 kvfree(in);
671 kvfree(out);
672 return err;
673 }
674 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
675
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)676 int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
677 u8 other_vport, u8 port_num,
678 u16 vf_num,
679 struct mlx5_hca_vport_context *rep)
680 {
681 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
682 int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)] = {};
683 int is_group_manager;
684 void *out;
685 void *ctx;
686 int err;
687
688 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
689
690 out = kvzalloc(out_sz, GFP_KERNEL);
691 if (!out)
692 return -ENOMEM;
693
694 MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
695
696 if (other_vport) {
697 if (is_group_manager) {
698 MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
699 MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
700 } else {
701 err = -EPERM;
702 goto ex;
703 }
704 }
705
706 if (MLX5_CAP_GEN(dev, num_ports) == 2)
707 MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
708
709 err = mlx5_cmd_exec_inout(dev, query_hca_vport_context, in, out);
710 if (err)
711 goto ex;
712
713 ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
714 rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
715 rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
716 rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
717 rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
718 rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
719 rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
720 port_physical_state);
721 rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
722 rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
723 port_physical_state);
724 rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
725 rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
726 rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
727 rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
728 cap_mask1_field_select);
729 rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
730 rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
731 cap_mask2_field_select);
732 rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
733 rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
734 init_type_reply);
735 rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
736 rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
737 subnet_timeout);
738 rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
739 rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
740 rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
741 qkey_violation_counter);
742 rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
743 pkey_violation_counter);
744 rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
745 rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
746 system_image_guid);
747 rep->num_plane = MLX5_GET_PR(hca_vport_context, ctx, num_port_plane);
748
749 ex:
750 kvfree(out);
751 return err;
752 }
753 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
754
mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev * dev,u64 * sys_image_guid)755 int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
756 u64 *sys_image_guid)
757 {
758 struct mlx5_hca_vport_context *rep;
759 int err;
760
761 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
762 if (!rep)
763 return -ENOMEM;
764
765 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
766 if (!err)
767 *sys_image_guid = rep->sys_image_guid;
768
769 kvfree(rep);
770 return err;
771 }
772 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
773
mlx5_query_hca_vport_node_guid(struct mlx5_core_dev * dev,u64 * node_guid)774 int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
775 u64 *node_guid)
776 {
777 struct mlx5_hca_vport_context *rep;
778 int err;
779
780 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
781 if (!rep)
782 return -ENOMEM;
783
784 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
785 if (!err)
786 *node_guid = rep->node_guid;
787
788 kvfree(rep);
789 return err;
790 }
791 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
792
mlx5_query_nic_vport_promisc(struct mlx5_core_dev * mdev,u16 vport,int * promisc_uc,int * promisc_mc,int * promisc_all)793 int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,
794 u16 vport,
795 int *promisc_uc,
796 int *promisc_mc,
797 int *promisc_all)
798 {
799 u32 *out;
800 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
801 int err;
802
803 out = kvzalloc(outlen, GFP_KERNEL);
804 if (!out)
805 return -ENOMEM;
806
807 err = mlx5_query_nic_vport_context(mdev, vport, vport > 0, out);
808 if (err)
809 goto out;
810
811 *promisc_uc = MLX5_GET(query_nic_vport_context_out, out,
812 nic_vport_context.promisc_uc);
813 *promisc_mc = MLX5_GET(query_nic_vport_context_out, out,
814 nic_vport_context.promisc_mc);
815 *promisc_all = MLX5_GET(query_nic_vport_context_out, out,
816 nic_vport_context.promisc_all);
817
818 out:
819 kvfree(out);
820 return err;
821 }
822 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);
823
mlx5_modify_nic_vport_promisc(struct mlx5_core_dev * mdev,int promisc_uc,int promisc_mc,int promisc_all)824 int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
825 int promisc_uc,
826 int promisc_mc,
827 int promisc_all)
828 {
829 void *in;
830 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
831 int err;
832
833 in = kvzalloc(inlen, GFP_KERNEL);
834 if (!in)
835 return -ENOMEM;
836
837 MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
838 MLX5_SET(modify_nic_vport_context_in, in,
839 nic_vport_context.promisc_uc, promisc_uc);
840 MLX5_SET(modify_nic_vport_context_in, in,
841 nic_vport_context.promisc_mc, promisc_mc);
842 MLX5_SET(modify_nic_vport_context_in, in,
843 nic_vport_context.promisc_all, promisc_all);
844 MLX5_SET(modify_nic_vport_context_in, in, opcode,
845 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
846
847 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
848
849 kvfree(in);
850
851 return err;
852 }
853 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
854
855 enum {
856 UC_LOCAL_LB,
857 MC_LOCAL_LB
858 };
859
mlx5_nic_vport_update_local_lb(struct mlx5_core_dev * mdev,bool enable)860 int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
861 {
862 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
863 void *in;
864 int err;
865
866 if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
867 !MLX5_CAP_GEN(mdev, disable_local_lb_uc))
868 return 0;
869
870 in = kvzalloc(inlen, GFP_KERNEL);
871 if (!in)
872 return -ENOMEM;
873
874 MLX5_SET(modify_nic_vport_context_in, in,
875 nic_vport_context.disable_mc_local_lb, !enable);
876 MLX5_SET(modify_nic_vport_context_in, in,
877 nic_vport_context.disable_uc_local_lb, !enable);
878
879 if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
880 MLX5_SET(modify_nic_vport_context_in, in,
881 field_select.disable_mc_local_lb, 1);
882
883 if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
884 MLX5_SET(modify_nic_vport_context_in, in,
885 field_select.disable_uc_local_lb, 1);
886 MLX5_SET(modify_nic_vport_context_in, in, opcode,
887 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
888
889 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
890
891 if (!err)
892 mlx5_core_dbg(mdev, "%s local_lb\n",
893 enable ? "enable" : "disable");
894
895 kvfree(in);
896 return err;
897 }
898 EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
899
mlx5_nic_vport_query_local_lb(struct mlx5_core_dev * mdev,bool * status)900 int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, bool *status)
901 {
902 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
903 u32 *out;
904 int value;
905 int err;
906
907 out = kvzalloc(outlen, GFP_KERNEL);
908 if (!out)
909 return -ENOMEM;
910
911 err = mlx5_query_nic_vport_context(mdev, 0, false, out);
912 if (err)
913 goto out;
914
915 value = MLX5_GET(query_nic_vport_context_out, out,
916 nic_vport_context.disable_mc_local_lb) << MC_LOCAL_LB;
917
918 value |= MLX5_GET(query_nic_vport_context_out, out,
919 nic_vport_context.disable_uc_local_lb) << UC_LOCAL_LB;
920
921 *status = !value;
922
923 out:
924 kvfree(out);
925 return err;
926 }
927 EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
928
929 enum mlx5_vport_roce_state {
930 MLX5_VPORT_ROCE_DISABLED = 0,
931 MLX5_VPORT_ROCE_ENABLED = 1,
932 };
933
mlx5_nic_vport_update_roce_state(struct mlx5_core_dev * mdev,enum mlx5_vport_roce_state state)934 static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
935 enum mlx5_vport_roce_state state)
936 {
937 void *in;
938 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
939 int err;
940
941 in = kvzalloc(inlen, GFP_KERNEL);
942 if (!in)
943 return -ENOMEM;
944
945 MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
946 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
947 state);
948 MLX5_SET(modify_nic_vport_context_in, in, opcode,
949 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
950
951 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
952
953 kvfree(in);
954
955 return err;
956 }
957
mlx5_nic_vport_enable_roce(struct mlx5_core_dev * mdev)958 int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
959 {
960 int err = 0;
961
962 mutex_lock(&mlx5_roce_en_lock);
963 if (!mdev->roce.roce_en)
964 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
965
966 if (!err)
967 mdev->roce.roce_en++;
968 mutex_unlock(&mlx5_roce_en_lock);
969
970 return err;
971 }
972 EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
973
mlx5_nic_vport_disable_roce(struct mlx5_core_dev * mdev)974 int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
975 {
976 int err = 0;
977
978 mutex_lock(&mlx5_roce_en_lock);
979 if (mdev->roce.roce_en) {
980 mdev->roce.roce_en--;
981 if (mdev->roce.roce_en == 0)
982 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
983
984 if (err)
985 mdev->roce.roce_en++;
986 }
987 mutex_unlock(&mlx5_roce_en_lock);
988 return err;
989 }
990 EXPORT_SYMBOL(mlx5_nic_vport_disable_roce);
991
mlx5_core_query_vport_counter(struct mlx5_core_dev * dev,u8 other_vport,int vf,u8 port_num,void * out)992 int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
993 int vf, u8 port_num, void *out)
994 {
995 int in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
996 int is_group_manager;
997 void *in;
998 int err;
999
1000 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1001 in = kvzalloc(in_sz, GFP_KERNEL);
1002 if (!in) {
1003 err = -ENOMEM;
1004 return err;
1005 }
1006
1007 MLX5_SET(query_vport_counter_in, in, opcode,
1008 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
1009 if (other_vport) {
1010 if (is_group_manager) {
1011 MLX5_SET(query_vport_counter_in, in, other_vport, 1);
1012 MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
1013 } else {
1014 err = -EPERM;
1015 goto free;
1016 }
1017 }
1018 if (MLX5_CAP_GEN(dev, num_ports) == 2)
1019 MLX5_SET(query_vport_counter_in, in, port_num, port_num);
1020
1021 err = mlx5_cmd_exec_inout(dev, query_vport_counter, in, out);
1022 free:
1023 kvfree(in);
1024 return err;
1025 }
1026 EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
1027
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)1028 int mlx5_query_vport_down_stats(struct mlx5_core_dev *mdev, u16 vport,
1029 u8 other_vport, u64 *rx_discard_vport_down,
1030 u64 *tx_discard_vport_down)
1031 {
1032 u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
1033 u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
1034 int err;
1035
1036 MLX5_SET(query_vnic_env_in, in, opcode,
1037 MLX5_CMD_OP_QUERY_VNIC_ENV);
1038 MLX5_SET(query_vnic_env_in, in, op_mod, 0);
1039 MLX5_SET(query_vnic_env_in, in, vport_number, vport);
1040 MLX5_SET(query_vnic_env_in, in, other_vport, other_vport);
1041
1042 err = mlx5_cmd_exec_inout(mdev, query_vnic_env, in, out);
1043 if (err)
1044 return err;
1045
1046 *rx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1047 vport_env.receive_discard_vport_down);
1048 *tx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1049 vport_env.transmit_discard_vport_down);
1050 return 0;
1051 }
1052
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)1053 int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
1054 u8 other_vport, u8 port_num,
1055 int vf,
1056 struct mlx5_hca_vport_context *req)
1057 {
1058 int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
1059 int is_group_manager;
1060 void *ctx;
1061 void *in;
1062 int err;
1063
1064 mlx5_core_dbg(dev, "vf %d\n", vf);
1065 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1066 in = kvzalloc(in_sz, GFP_KERNEL);
1067 if (!in)
1068 return -ENOMEM;
1069
1070 MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
1071 if (other_vport) {
1072 if (is_group_manager) {
1073 MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
1074 MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
1075 } else {
1076 err = -EPERM;
1077 goto ex;
1078 }
1079 }
1080
1081 if (MLX5_CAP_GEN(dev, num_ports) > 1)
1082 MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
1083
1084 ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
1085 MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
1086 if (req->field_select & MLX5_HCA_VPORT_SEL_STATE_POLICY)
1087 MLX5_SET(hca_vport_context, ctx, vport_state_policy,
1088 req->policy);
1089 if (req->field_select & MLX5_HCA_VPORT_SEL_PORT_GUID)
1090 MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
1091 if (req->field_select & MLX5_HCA_VPORT_SEL_NODE_GUID)
1092 MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
1093 MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
1094 MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select,
1095 req->cap_mask1_perm);
1096 err = mlx5_cmd_exec_in(dev, modify_hca_vport_context, in);
1097 ex:
1098 kvfree(in);
1099 return err;
1100 }
1101 EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);
1102
mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev * master_mdev,struct mlx5_core_dev * port_mdev)1103 int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev,
1104 struct mlx5_core_dev *port_mdev)
1105 {
1106 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1107 void *in;
1108 int err;
1109
1110 in = kvzalloc(inlen, GFP_KERNEL);
1111 if (!in)
1112 return -ENOMEM;
1113
1114 err = mlx5_nic_vport_enable_roce(port_mdev);
1115 if (err)
1116 goto free;
1117
1118 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1119 if (MLX5_CAP_GEN_2(master_mdev, sw_vhca_id_valid)) {
1120 MLX5_SET(modify_nic_vport_context_in, in,
1121 nic_vport_context.vhca_id_type, VHCA_ID_TYPE_SW);
1122 MLX5_SET(modify_nic_vport_context_in, in,
1123 nic_vport_context.affiliated_vhca_id,
1124 MLX5_CAP_GEN_2(master_mdev, sw_vhca_id));
1125 } else {
1126 MLX5_SET(modify_nic_vport_context_in, in,
1127 nic_vport_context.affiliated_vhca_id,
1128 MLX5_CAP_GEN(master_mdev, vhca_id));
1129 }
1130 MLX5_SET(modify_nic_vport_context_in, in,
1131 nic_vport_context.affiliation_criteria,
1132 MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria));
1133 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1134 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1135
1136 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1137 if (err)
1138 mlx5_nic_vport_disable_roce(port_mdev);
1139
1140 free:
1141 kvfree(in);
1142 return err;
1143 }
1144 EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport);
1145
mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev * port_mdev)1146 int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev)
1147 {
1148 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1149 void *in;
1150 int err;
1151
1152 in = kvzalloc(inlen, GFP_KERNEL);
1153 if (!in)
1154 return -ENOMEM;
1155
1156 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1157 MLX5_SET(modify_nic_vport_context_in, in,
1158 nic_vport_context.affiliated_vhca_id, 0);
1159 MLX5_SET(modify_nic_vport_context_in, in,
1160 nic_vport_context.affiliation_criteria, 0);
1161 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1162 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1163
1164 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1165 if (!err)
1166 mlx5_nic_vport_disable_roce(port_mdev);
1167
1168 kvfree(in);
1169 return err;
1170 }
1171 EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport);
1172
mlx5_query_nic_system_image_guid(struct mlx5_core_dev * mdev)1173 u64 mlx5_query_nic_system_image_guid(struct mlx5_core_dev *mdev)
1174 {
1175 int port_type_cap = MLX5_CAP_GEN(mdev, port_type);
1176 u64 tmp;
1177 int err;
1178
1179 if (mdev->sys_image_guid)
1180 return mdev->sys_image_guid;
1181
1182 if (port_type_cap == MLX5_CAP_PORT_TYPE_ETH)
1183 err = mlx5_query_nic_vport_system_image_guid(mdev, &tmp);
1184 else
1185 err = mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
1186
1187 mdev->sys_image_guid = err ? 0 : tmp;
1188
1189 return mdev->sys_image_guid;
1190 }
1191 EXPORT_SYMBOL_GPL(mlx5_query_nic_system_image_guid);
1192
mlx5_query_nic_sw_system_image_guid(struct mlx5_core_dev * mdev,u8 * buf,u8 * len)1193 void mlx5_query_nic_sw_system_image_guid(struct mlx5_core_dev *mdev, u8 *buf,
1194 u8 *len)
1195 {
1196 u64 fw_system_image_guid;
1197
1198 *len = 0;
1199
1200 fw_system_image_guid = mlx5_query_nic_system_image_guid(mdev);
1201 if (!fw_system_image_guid)
1202 return;
1203
1204 memcpy(buf, &fw_system_image_guid, sizeof(fw_system_image_guid));
1205 *len += sizeof(fw_system_image_guid);
1206
1207 if (MLX5_CAP_GEN_2(mdev, load_balance_id) &&
1208 MLX5_CAP_GEN_2(mdev, lag_per_mp_group))
1209 buf[(*len)++] = MLX5_CAP_GEN_2(mdev, load_balance_id);
1210 }
1211
mlx5_vport_use_vhca_id_as_func_id(struct mlx5_core_dev * dev,u16 vport_num,u16 * vhca_id)1212 static bool mlx5_vport_use_vhca_id_as_func_id(struct mlx5_core_dev *dev,
1213 u16 vport_num, u16 *vhca_id)
1214 {
1215 if (!MLX5_CAP_GEN_2(dev, function_id_type_vhca_id))
1216 return false;
1217
1218 return mlx5_esw_vport_vhca_id(dev->priv.eswitch, vport_num, vhca_id);
1219 }
1220
mlx5_vport_get_other_func_cap(struct mlx5_core_dev * dev,u16 vport,void * out,u16 opmod)1221 int mlx5_vport_get_other_func_cap(struct mlx5_core_dev *dev, u16 vport, void *out,
1222 u16 opmod)
1223 {
1224 u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)] = {};
1225 u16 vhca_id = 0, function_id = 0;
1226 bool ec_vf_func = false;
1227
1228 /* if this vport is referring to a vport on the ec PF (embedded cpu )
1229 * let the FW know which domain we are querying since vport numbers or
1230 * function_ids are not unique across the different PF domains,
1231 * unless we use vhca_id as the function_id below.
1232 */
1233 ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1234 function_id = mlx5_vport_to_func_id(dev, vport, ec_vf_func);
1235
1236 if (mlx5_vport_use_vhca_id_as_func_id(dev, vport, &vhca_id)) {
1237 MLX5_SET(query_hca_cap_in, in, function_id_type, 1);
1238 function_id = vhca_id;
1239 ec_vf_func = false;
1240 mlx5_core_dbg(dev, "%s using vhca_id as function_id for vport %d vhca_id 0x%x\n",
1241 __func__, vport, vhca_id);
1242 }
1243
1244 opmod = (opmod << 1) | (HCA_CAP_OPMOD_GET_MAX & 0x01);
1245 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
1246 MLX5_SET(query_hca_cap_in, in, op_mod, opmod);
1247 MLX5_SET(query_hca_cap_in, in, other_function, true);
1248 MLX5_SET(query_hca_cap_in, in, ec_vf_function, ec_vf_func);
1249 MLX5_SET(query_hca_cap_in, in, function_id, function_id);
1250 return mlx5_cmd_exec_inout(dev, query_hca_cap, in, out);
1251 }
1252 EXPORT_SYMBOL_GPL(mlx5_vport_get_other_func_cap);
1253
mlx5_vport_get_vhca_id(struct mlx5_core_dev * dev,u16 vport,u16 * vhca_id)1254 int mlx5_vport_get_vhca_id(struct mlx5_core_dev *dev, u16 vport, u16 *vhca_id)
1255 {
1256 int query_out_sz = MLX5_ST_SZ_BYTES(query_hca_cap_out);
1257 void *query_ctx;
1258 void *hca_caps;
1259 int err;
1260
1261 /* try get vhca_id via eswitch */
1262 if (mlx5_esw_vport_vhca_id(dev->priv.eswitch, vport, vhca_id))
1263 return 0;
1264
1265 query_ctx = kzalloc(query_out_sz, GFP_KERNEL);
1266 if (!query_ctx)
1267 return -ENOMEM;
1268
1269 err = mlx5_vport_get_other_func_general_cap(dev, vport, query_ctx);
1270 if (err)
1271 goto out_free;
1272
1273 hca_caps = MLX5_ADDR_OF(query_hca_cap_out, query_ctx, capability);
1274 *vhca_id = MLX5_GET(cmd_hca_cap, hca_caps, vhca_id);
1275
1276 out_free:
1277 kfree(query_ctx);
1278 return err;
1279 }
1280 EXPORT_SYMBOL_GPL(mlx5_vport_get_vhca_id);
1281
mlx5_vport_set_other_func_cap(struct mlx5_core_dev * dev,const void * hca_cap,u16 vport,u16 opmod)1282 int mlx5_vport_set_other_func_cap(struct mlx5_core_dev *dev, const void *hca_cap,
1283 u16 vport, u16 opmod)
1284 {
1285 int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
1286 u16 vhca_id = 0, function_id = 0;
1287 bool ec_vf_func = false;
1288 void *set_hca_cap;
1289 void *set_ctx;
1290 int ret;
1291
1292 set_ctx = kzalloc(set_sz, GFP_KERNEL);
1293 if (!set_ctx)
1294 return -ENOMEM;
1295
1296 /* if this vport is referring to a vport on the ec PF (embedded cpu )
1297 * let the FW know which domain we are querying since vport numbers or
1298 * function_ids are not unique across the different PF domains,
1299 * unless we use vhca_id as the function_id below.
1300 */
1301 ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1302 function_id = mlx5_vport_to_func_id(dev, vport, ec_vf_func);
1303
1304 if (mlx5_vport_use_vhca_id_as_func_id(dev, vport, &vhca_id)) {
1305 MLX5_SET(set_hca_cap_in, set_ctx, function_id_type, 1);
1306 function_id = vhca_id;
1307 ec_vf_func = false;
1308 mlx5_core_dbg(dev, "%s using vhca_id as function_id for vport %d vhca_id 0x%x\n",
1309 __func__, vport, vhca_id);
1310 }
1311
1312 MLX5_SET(set_hca_cap_in, set_ctx, opcode, MLX5_CMD_OP_SET_HCA_CAP);
1313 MLX5_SET(set_hca_cap_in, set_ctx, op_mod, opmod << 1);
1314 set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability);
1315 memcpy(set_hca_cap, hca_cap, MLX5_ST_SZ_BYTES(cmd_hca_cap));
1316 MLX5_SET(set_hca_cap_in, set_ctx, other_function, true);
1317 MLX5_SET(set_hca_cap_in, set_ctx, ec_vf_function, ec_vf_func);
1318 MLX5_SET(set_hca_cap_in, set_ctx, function_id, function_id);
1319 ret = mlx5_cmd_exec_in(dev, set_hca_cap, set_ctx);
1320
1321 kfree(set_ctx);
1322 return ret;
1323 }
1324