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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
42static DEFINE_MUTEX(mlx5_roce_en_lock);
43
44u8 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
64int 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
79static 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
93int 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}
105EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_min_inline);
106
107void 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}
123EXPORT_SYMBOL_GPL(mlx5_query_min_inline);
124
125int 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
146int 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}
168EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_address);
169
170int 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}
174EXPORT_SYMBOL_GPL(mlx5_query_mac_address);
175
176int 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}
209EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_address);
210
211int 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}
229EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mtu);
230
231int 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}
251EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mtu);
252
253int 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 = kzalloc(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 }
309out:
310 kfree(out);
311 return err;
312}
313EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);
314
315int 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 = kzalloc(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 kfree(in);
364 return err;
365}
366EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);
367
368int 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 = kzalloc(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 kfree(in);
415 return err;
416}
417EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_vlans);
418
419int 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
425 out = kvzalloc(outlen, GFP_KERNEL);
426 if (!out)
427 return -ENOMEM;
428
429 mlx5_query_nic_vport_context(mdev, 0, out);
430
431 *system_image_guid = MLX5_GET64(query_nic_vport_context_out, out,
432 nic_vport_context.system_image_guid);
433
434 kvfree(out);
435
436 return 0;
437}
438EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_system_image_guid);
439
440int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
441{
442 u32 *out;
443 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
444
445 out = kvzalloc(outlen, GFP_KERNEL);
446 if (!out)
447 return -ENOMEM;
448
449 mlx5_query_nic_vport_context(mdev, 0, out);
450
451 *node_guid = MLX5_GET64(query_nic_vport_context_out, out,
452 nic_vport_context.node_guid);
453
454 kvfree(out);
455
456 return 0;
457}
458EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
459
460int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
461 u16 vport, u64 node_guid)
462{
463 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
464 void *nic_vport_context;
465 void *in;
466 int err;
467
468 if (!MLX5_CAP_GEN(mdev, vport_group_manager))
469 return -EACCES;
470
471 in = kvzalloc(inlen, GFP_KERNEL);
472 if (!in)
473 return -ENOMEM;
474
475 MLX5_SET(modify_nic_vport_context_in, in,
476 field_select.node_guid, 1);
477 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
478 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
479
480 nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
481 in, nic_vport_context);
482 MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
483 MLX5_SET(modify_nic_vport_context_in, in, opcode,
484 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
485
486 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
487
488 kvfree(in);
489
490 return err;
491}
492
493int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
494 u16 *qkey_viol_cntr)
495{
496 u32 *out;
497 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
498
499 out = kvzalloc(outlen, GFP_KERNEL);
500 if (!out)
501 return -ENOMEM;
502
503 mlx5_query_nic_vport_context(mdev, 0, out);
504
505 *qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
506 nic_vport_context.qkey_violation_counter);
507
508 kvfree(out);
509
510 return 0;
511}
512EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
513
514int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
515 u8 port_num, u16 vf_num, u16 gid_index,
516 union ib_gid *gid)
517{
518 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
519 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
520 int is_group_manager;
521 void *out = NULL;
522 void *in = NULL;
523 union ib_gid *tmp;
524 int tbsz;
525 int nout;
526 int err;
527
528 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
529 tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
530 mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
531 vf_num, gid_index, tbsz);
532
533 if (gid_index > tbsz && gid_index != 0xffff)
534 return -EINVAL;
535
536 if (gid_index == 0xffff)
537 nout = tbsz;
538 else
539 nout = 1;
540
541 out_sz += nout * sizeof(*gid);
542
543 in = kzalloc(in_sz, GFP_KERNEL);
544 out = kzalloc(out_sz, GFP_KERNEL);
545 if (!in || !out) {
546 err = -ENOMEM;
547 goto out;
548 }
549
550 MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
551 if (other_vport) {
552 if (is_group_manager) {
553 MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
554 MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
555 } else {
556 err = -EPERM;
557 goto out;
558 }
559 }
560 MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
561
562 if (MLX5_CAP_GEN(dev, num_ports) == 2)
563 MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
564
565 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
566 if (err)
567 goto out;
568
569 tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
570 gid->global.subnet_prefix = tmp->global.subnet_prefix;
571 gid->global.interface_id = tmp->global.interface_id;
572
573out:
574 kfree(in);
575 kfree(out);
576 return err;
577}
578EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
579
580int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
581 u8 port_num, u16 vf_num, u16 pkey_index,
582 u16 *pkey)
583{
584 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
585 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
586 int is_group_manager;
587 void *out = NULL;
588 void *in = NULL;
589 void *pkarr;
590 int nout;
591 int tbsz;
592 int err;
593 int i;
594
595 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
596
597 tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
598 if (pkey_index > tbsz && pkey_index != 0xffff)
599 return -EINVAL;
600
601 if (pkey_index == 0xffff)
602 nout = tbsz;
603 else
604 nout = 1;
605
606 out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
607
608 in = kzalloc(in_sz, GFP_KERNEL);
609 out = kzalloc(out_sz, GFP_KERNEL);
610 if (!in || !out) {
611 err = -ENOMEM;
612 goto out;
613 }
614
615 MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
616 if (other_vport) {
617 if (is_group_manager) {
618 MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
619 MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
620 } else {
621 err = -EPERM;
622 goto out;
623 }
624 }
625 MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
626
627 if (MLX5_CAP_GEN(dev, num_ports) == 2)
628 MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
629
630 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
631 if (err)
632 goto out;
633
634 pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
635 for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
636 *pkey = MLX5_GET_PR(pkey, pkarr, pkey);
637
638out:
639 kfree(in);
640 kfree(out);
641 return err;
642}
643EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
644
645int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
646 u8 other_vport, u8 port_num,
647 u16 vf_num,
648 struct mlx5_hca_vport_context *rep)
649{
650 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
651 int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)] = {};
652 int is_group_manager;
653 void *out;
654 void *ctx;
655 int err;
656
657 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
658
659 out = kzalloc(out_sz, GFP_KERNEL);
660 if (!out)
661 return -ENOMEM;
662
663 MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
664
665 if (other_vport) {
666 if (is_group_manager) {
667 MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
668 MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
669 } else {
670 err = -EPERM;
671 goto ex;
672 }
673 }
674
675 if (MLX5_CAP_GEN(dev, num_ports) == 2)
676 MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
677
678 err = mlx5_cmd_exec_inout(dev, query_hca_vport_context, in, out);
679 if (err)
680 goto ex;
681
682 ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
683 rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
684 rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
685 rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
686 rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
687 rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
688 rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
689 port_physical_state);
690 rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
691 rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
692 port_physical_state);
693 rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
694 rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
695 rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
696 rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
697 cap_mask1_field_select);
698 rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
699 rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
700 cap_mask2_field_select);
701 rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
702 rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
703 init_type_reply);
704 rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
705 rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
706 subnet_timeout);
707 rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
708 rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
709 rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
710 qkey_violation_counter);
711 rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
712 pkey_violation_counter);
713 rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
714 rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
715 system_image_guid);
716
717ex:
718 kfree(out);
719 return err;
720}
721EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
722
723int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
724 u64 *sys_image_guid)
725{
726 struct mlx5_hca_vport_context *rep;
727 int err;
728
729 rep = kzalloc(sizeof(*rep), GFP_KERNEL);
730 if (!rep)
731 return -ENOMEM;
732
733 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
734 if (!err)
735 *sys_image_guid = rep->sys_image_guid;
736
737 kfree(rep);
738 return err;
739}
740EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
741
742int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
743 u64 *node_guid)
744{
745 struct mlx5_hca_vport_context *rep;
746 int err;
747
748 rep = kzalloc(sizeof(*rep), GFP_KERNEL);
749 if (!rep)
750 return -ENOMEM;
751
752 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
753 if (!err)
754 *node_guid = rep->node_guid;
755
756 kfree(rep);
757 return err;
758}
759EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
760
761int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,
762 u16 vport,
763 int *promisc_uc,
764 int *promisc_mc,
765 int *promisc_all)
766{
767 u32 *out;
768 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
769 int err;
770
771 out = kzalloc(outlen, GFP_KERNEL);
772 if (!out)
773 return -ENOMEM;
774
775 err = mlx5_query_nic_vport_context(mdev, vport, out);
776 if (err)
777 goto out;
778
779 *promisc_uc = MLX5_GET(query_nic_vport_context_out, out,
780 nic_vport_context.promisc_uc);
781 *promisc_mc = MLX5_GET(query_nic_vport_context_out, out,
782 nic_vport_context.promisc_mc);
783 *promisc_all = MLX5_GET(query_nic_vport_context_out, out,
784 nic_vport_context.promisc_all);
785
786out:
787 kfree(out);
788 return err;
789}
790EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);
791
792int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
793 int promisc_uc,
794 int promisc_mc,
795 int promisc_all)
796{
797 void *in;
798 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
799 int err;
800
801 in = kvzalloc(inlen, GFP_KERNEL);
802 if (!in)
803 return -ENOMEM;
804
805 MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
806 MLX5_SET(modify_nic_vport_context_in, in,
807 nic_vport_context.promisc_uc, promisc_uc);
808 MLX5_SET(modify_nic_vport_context_in, in,
809 nic_vport_context.promisc_mc, promisc_mc);
810 MLX5_SET(modify_nic_vport_context_in, in,
811 nic_vport_context.promisc_all, promisc_all);
812 MLX5_SET(modify_nic_vport_context_in, in, opcode,
813 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
814
815 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
816
817 kvfree(in);
818
819 return err;
820}
821EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
822
823enum {
824 UC_LOCAL_LB,
825 MC_LOCAL_LB
826};
827
828int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
829{
830 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
831 void *in;
832 int err;
833
834 if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
835 !MLX5_CAP_GEN(mdev, disable_local_lb_uc))
836 return 0;
837
838 in = kvzalloc(inlen, GFP_KERNEL);
839 if (!in)
840 return -ENOMEM;
841
842 MLX5_SET(modify_nic_vport_context_in, in,
843 nic_vport_context.disable_mc_local_lb, !enable);
844 MLX5_SET(modify_nic_vport_context_in, in,
845 nic_vport_context.disable_uc_local_lb, !enable);
846
847 if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
848 MLX5_SET(modify_nic_vport_context_in, in,
849 field_select.disable_mc_local_lb, 1);
850
851 if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
852 MLX5_SET(modify_nic_vport_context_in, in,
853 field_select.disable_uc_local_lb, 1);
854 MLX5_SET(modify_nic_vport_context_in, in, opcode,
855 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
856
857 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
858
859 if (!err)
860 mlx5_core_dbg(mdev, "%s local_lb\n",
861 enable ? "enable" : "disable");
862
863 kvfree(in);
864 return err;
865}
866EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
867
868int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, bool *status)
869{
870 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
871 u32 *out;
872 int value;
873 int err;
874
875 out = kzalloc(outlen, GFP_KERNEL);
876 if (!out)
877 return -ENOMEM;
878
879 err = mlx5_query_nic_vport_context(mdev, 0, out);
880 if (err)
881 goto out;
882
883 value = MLX5_GET(query_nic_vport_context_out, out,
884 nic_vport_context.disable_mc_local_lb) << MC_LOCAL_LB;
885
886 value |= MLX5_GET(query_nic_vport_context_out, out,
887 nic_vport_context.disable_uc_local_lb) << UC_LOCAL_LB;
888
889 *status = !value;
890
891out:
892 kfree(out);
893 return err;
894}
895EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
896
897enum mlx5_vport_roce_state {
898 MLX5_VPORT_ROCE_DISABLED = 0,
899 MLX5_VPORT_ROCE_ENABLED = 1,
900};
901
902static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
903 enum mlx5_vport_roce_state state)
904{
905 void *in;
906 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
907 int err;
908
909 in = kvzalloc(inlen, GFP_KERNEL);
910 if (!in)
911 return -ENOMEM;
912
913 MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
914 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
915 state);
916 MLX5_SET(modify_nic_vport_context_in, in, opcode,
917 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
918
919 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
920
921 kvfree(in);
922
923 return err;
924}
925
926int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
927{
928 int err = 0;
929
930 mutex_lock(&mlx5_roce_en_lock);
931 if (!mdev->roce.roce_en)
932 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
933
934 if (!err)
935 mdev->roce.roce_en++;
936 mutex_unlock(&mlx5_roce_en_lock);
937
938 return err;
939}
940EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
941
942int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
943{
944 int err = 0;
945
946 mutex_lock(&mlx5_roce_en_lock);
947 if (mdev->roce.roce_en) {
948 mdev->roce.roce_en--;
949 if (mdev->roce.roce_en == 0)
950 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
951
952 if (err)
953 mdev->roce.roce_en++;
954 }
955 mutex_unlock(&mlx5_roce_en_lock);
956 return err;
957}
958EXPORT_SYMBOL(mlx5_nic_vport_disable_roce);
959
960int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
961 int vf, u8 port_num, void *out)
962{
963 int in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
964 int is_group_manager;
965 void *in;
966 int err;
967
968 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
969 in = kvzalloc(in_sz, GFP_KERNEL);
970 if (!in) {
971 err = -ENOMEM;
972 return err;
973 }
974
975 MLX5_SET(query_vport_counter_in, in, opcode,
976 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
977 if (other_vport) {
978 if (is_group_manager) {
979 MLX5_SET(query_vport_counter_in, in, other_vport, 1);
980 MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
981 } else {
982 err = -EPERM;
983 goto free;
984 }
985 }
986 if (MLX5_CAP_GEN(dev, num_ports) == 2)
987 MLX5_SET(query_vport_counter_in, in, port_num, port_num);
988
989 err = mlx5_cmd_exec_inout(dev, query_vport_counter, in, out);
990free:
991 kvfree(in);
992 return err;
993}
994EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
995
996int mlx5_query_vport_down_stats(struct mlx5_core_dev *mdev, u16 vport,
997 u8 other_vport, u64 *rx_discard_vport_down,
998 u64 *tx_discard_vport_down)
999{
1000 u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
1001 u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
1002 int err;
1003
1004 MLX5_SET(query_vnic_env_in, in, opcode,
1005 MLX5_CMD_OP_QUERY_VNIC_ENV);
1006 MLX5_SET(query_vnic_env_in, in, op_mod, 0);
1007 MLX5_SET(query_vnic_env_in, in, vport_number, vport);
1008 MLX5_SET(query_vnic_env_in, in, other_vport, other_vport);
1009
1010 err = mlx5_cmd_exec_inout(mdev, query_vnic_env, in, out);
1011 if (err)
1012 return err;
1013
1014 *rx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1015 vport_env.receive_discard_vport_down);
1016 *tx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1017 vport_env.transmit_discard_vport_down);
1018 return 0;
1019}
1020
1021int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
1022 u8 other_vport, u8 port_num,
1023 int vf,
1024 struct mlx5_hca_vport_context *req)
1025{
1026 int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
1027 int is_group_manager;
1028 void *ctx;
1029 void *in;
1030 int err;
1031
1032 mlx5_core_dbg(dev, "vf %d\n", vf);
1033 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1034 in = kzalloc(in_sz, GFP_KERNEL);
1035 if (!in)
1036 return -ENOMEM;
1037
1038 MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
1039 if (other_vport) {
1040 if (is_group_manager) {
1041 MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
1042 MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
1043 } else {
1044 err = -EPERM;
1045 goto ex;
1046 }
1047 }
1048
1049 if (MLX5_CAP_GEN(dev, num_ports) > 1)
1050 MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
1051
1052 ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
1053 MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
1054 if (req->field_select & MLX5_HCA_VPORT_SEL_STATE_POLICY)
1055 MLX5_SET(hca_vport_context, ctx, vport_state_policy,
1056 req->policy);
1057 if (req->field_select & MLX5_HCA_VPORT_SEL_PORT_GUID)
1058 MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
1059 if (req->field_select & MLX5_HCA_VPORT_SEL_NODE_GUID)
1060 MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
1061 MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
1062 MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select,
1063 req->cap_mask1_perm);
1064 err = mlx5_cmd_exec_in(dev, modify_hca_vport_context, in);
1065ex:
1066 kfree(in);
1067 return err;
1068}
1069EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);
1070
1071int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev,
1072 struct mlx5_core_dev *port_mdev)
1073{
1074 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1075 void *in;
1076 int err;
1077
1078 in = kvzalloc(inlen, GFP_KERNEL);
1079 if (!in)
1080 return -ENOMEM;
1081
1082 err = mlx5_nic_vport_enable_roce(port_mdev);
1083 if (err)
1084 goto free;
1085
1086 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1087 MLX5_SET(modify_nic_vport_context_in, in,
1088 nic_vport_context.affiliated_vhca_id,
1089 MLX5_CAP_GEN(master_mdev, vhca_id));
1090 MLX5_SET(modify_nic_vport_context_in, in,
1091 nic_vport_context.affiliation_criteria,
1092 MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria));
1093 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1094 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1095
1096 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1097 if (err)
1098 mlx5_nic_vport_disable_roce(port_mdev);
1099
1100free:
1101 kvfree(in);
1102 return err;
1103}
1104EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport);
1105
1106int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev)
1107{
1108 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1109 void *in;
1110 int err;
1111
1112 in = kvzalloc(inlen, GFP_KERNEL);
1113 if (!in)
1114 return -ENOMEM;
1115
1116 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1117 MLX5_SET(modify_nic_vport_context_in, in,
1118 nic_vport_context.affiliated_vhca_id, 0);
1119 MLX5_SET(modify_nic_vport_context_in, in,
1120 nic_vport_context.affiliation_criteria, 0);
1121 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1122 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1123
1124 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1125 if (!err)
1126 mlx5_nic_vport_disable_roce(port_mdev);
1127
1128 kvfree(in);
1129 return err;
1130}
1131EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport);
1132
1133u64 mlx5_query_nic_system_image_guid(struct mlx5_core_dev *mdev)
1134{
1135 int port_type_cap = MLX5_CAP_GEN(mdev, port_type);
1136 u64 tmp = 0;
1137
1138 if (mdev->sys_image_guid)
1139 return mdev->sys_image_guid;
1140
1141 if (port_type_cap == MLX5_CAP_PORT_TYPE_ETH)
1142 mlx5_query_nic_vport_system_image_guid(mdev, &tmp);
1143 else
1144 mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
1145
1146 mdev->sys_image_guid = tmp;
1147
1148 return tmp;
1149}
1150EXPORT_SYMBOL_GPL(mlx5_query_nic_system_image_guid);
1151
1152int mlx5_vport_get_other_func_cap(struct mlx5_core_dev *dev, u16 function_id, void *out)
1153{
1154 u16 opmod = (MLX5_CAP_GENERAL << 1) | (HCA_CAP_OPMOD_GET_MAX & 0x01);
1155 u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)] = {};
1156
1157 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
1158 MLX5_SET(query_hca_cap_in, in, op_mod, opmod);
1159 MLX5_SET(query_hca_cap_in, in, function_id, function_id);
1160 MLX5_SET(query_hca_cap_in, in, other_function, true);
1161 return mlx5_cmd_exec_inout(dev, query_hca_cap, in, out);
1162}
1163
