1 /*
2 * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33 #include <linux/export.h>
34 #include <linux/etherdevice.h>
35 #include <linux/mlx5/driver.h>
36 #include <linux/mlx5/vport.h>
37 #include <linux/mlx5/eswitch.h>
38 #include "mlx5_core.h"
39 #include "sf/sf.h"
40
41 /* Mutex to hold while enabling or disabling RoCE */
42 static DEFINE_MUTEX(mlx5_roce_en_lock);
43
mlx5_query_vport_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport)44 u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
45 {
46 u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {};
47 u32 in[MLX5_ST_SZ_DW(query_vport_state_in)] = {};
48 int err;
49
50 MLX5_SET(query_vport_state_in, in, opcode,
51 MLX5_CMD_OP_QUERY_VPORT_STATE);
52 MLX5_SET(query_vport_state_in, in, op_mod, opmod);
53 MLX5_SET(query_vport_state_in, in, vport_number, vport);
54 if (vport)
55 MLX5_SET(query_vport_state_in, in, other_vport, 1);
56
57 err = mlx5_cmd_exec_inout(mdev, query_vport_state, in, out);
58 if (err)
59 return 0;
60
61 return MLX5_GET(query_vport_state_out, out, state);
62 }
63
mlx5_modify_vport_admin_state(struct mlx5_core_dev * mdev,u8 opmod,u16 vport,u8 other_vport,u8 state)64 int mlx5_modify_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
65 u16 vport, u8 other_vport, u8 state)
66 {
67 u32 in[MLX5_ST_SZ_DW(modify_vport_state_in)] = {};
68
69 MLX5_SET(modify_vport_state_in, in, opcode,
70 MLX5_CMD_OP_MODIFY_VPORT_STATE);
71 MLX5_SET(modify_vport_state_in, in, op_mod, opmod);
72 MLX5_SET(modify_vport_state_in, in, vport_number, vport);
73 MLX5_SET(modify_vport_state_in, in, other_vport, other_vport);
74 MLX5_SET(modify_vport_state_in, in, admin_state, state);
75
76 return mlx5_cmd_exec_in(mdev, modify_vport_state, in);
77 }
78
mlx5_query_nic_vport_context(struct mlx5_core_dev * mdev,u16 vport,u32 * out)79 static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u16 vport,
80 u32 *out)
81 {
82 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {};
83
84 MLX5_SET(query_nic_vport_context_in, in, opcode,
85 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
86 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
87 if (vport)
88 MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
89
90 return mlx5_cmd_exec_inout(mdev, query_nic_vport_context, in, out);
91 }
92
mlx5_query_nic_vport_min_inline(struct mlx5_core_dev * mdev,u16 vport,u8 * min_inline)93 int mlx5_query_nic_vport_min_inline(struct mlx5_core_dev *mdev,
94 u16 vport, u8 *min_inline)
95 {
96 u32 out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {};
97 int err;
98
99 err = mlx5_query_nic_vport_context(mdev, vport, out);
100 if (!err)
101 *min_inline = MLX5_GET(query_nic_vport_context_out, out,
102 nic_vport_context.min_wqe_inline_mode);
103 return err;
104 }
105 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_min_inline);
106
mlx5_query_min_inline(struct mlx5_core_dev * mdev,u8 * min_inline_mode)107 void mlx5_query_min_inline(struct mlx5_core_dev *mdev,
108 u8 *min_inline_mode)
109 {
110 switch (MLX5_CAP_ETH(mdev, wqe_inline_mode)) {
111 case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT:
112 if (!mlx5_query_nic_vport_min_inline(mdev, 0, min_inline_mode))
113 break;
114 fallthrough;
115 case MLX5_CAP_INLINE_MODE_L2:
116 *min_inline_mode = MLX5_INLINE_MODE_L2;
117 break;
118 case MLX5_CAP_INLINE_MODE_NOT_REQUIRED:
119 *min_inline_mode = MLX5_INLINE_MODE_NONE;
120 break;
121 }
122 }
123 EXPORT_SYMBOL_GPL(mlx5_query_min_inline);
124
mlx5_modify_nic_vport_min_inline(struct mlx5_core_dev * mdev,u16 vport,u8 min_inline)125 int mlx5_modify_nic_vport_min_inline(struct mlx5_core_dev *mdev,
126 u16 vport, u8 min_inline)
127 {
128 u32 in[MLX5_ST_SZ_DW(modify_nic_vport_context_in)] = {};
129 void *nic_vport_ctx;
130
131 MLX5_SET(modify_nic_vport_context_in, in,
132 field_select.min_inline, 1);
133 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
134 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
135
136 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
137 in, nic_vport_context);
138 MLX5_SET(nic_vport_context, nic_vport_ctx,
139 min_wqe_inline_mode, min_inline);
140 MLX5_SET(modify_nic_vport_context_in, in, opcode,
141 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
142
143 return mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
144 }
145
mlx5_query_nic_vport_mac_address(struct mlx5_core_dev * mdev,u16 vport,bool other,u8 * addr)146 int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
147 u16 vport, bool other, u8 *addr)
148 {
149 u32 out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {};
150 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {};
151 u8 *out_addr;
152 int err;
153
154 out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out,
155 nic_vport_context.permanent_address);
156
157 MLX5_SET(query_nic_vport_context_in, in, opcode,
158 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
159 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
160 MLX5_SET(query_nic_vport_context_in, in, other_vport, other);
161
162 err = mlx5_cmd_exec_inout(mdev, query_nic_vport_context, in, out);
163 if (!err)
164 ether_addr_copy(addr, &out_addr[2]);
165
166 return err;
167 }
168 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_address);
169
mlx5_query_mac_address(struct mlx5_core_dev * mdev,u8 * addr)170 int mlx5_query_mac_address(struct mlx5_core_dev *mdev, u8 *addr)
171 {
172 return mlx5_query_nic_vport_mac_address(mdev, 0, false, addr);
173 }
174 EXPORT_SYMBOL_GPL(mlx5_query_mac_address);
175
mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev * mdev,u16 vport,const u8 * addr)176 int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev,
177 u16 vport, const u8 *addr)
178 {
179 void *in;
180 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
181 int err;
182 void *nic_vport_ctx;
183 u8 *perm_mac;
184
185 in = kvzalloc(inlen, GFP_KERNEL);
186 if (!in)
187 return -ENOMEM;
188
189 MLX5_SET(modify_nic_vport_context_in, in,
190 field_select.permanent_address, 1);
191 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
192 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
193
194 nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
195 in, nic_vport_context);
196 perm_mac = MLX5_ADDR_OF(nic_vport_context, nic_vport_ctx,
197 permanent_address);
198
199 ether_addr_copy(&perm_mac[2], addr);
200 MLX5_SET(modify_nic_vport_context_in, in, opcode,
201 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
202
203 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
204
205 kvfree(in);
206
207 return err;
208 }
209 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_address);
210
mlx5_query_nic_vport_mtu(struct mlx5_core_dev * mdev,u16 * mtu)211 int mlx5_query_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 *mtu)
212 {
213 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
214 u32 *out;
215 int err;
216
217 out = kvzalloc(outlen, GFP_KERNEL);
218 if (!out)
219 return -ENOMEM;
220
221 err = mlx5_query_nic_vport_context(mdev, 0, out);
222 if (!err)
223 *mtu = MLX5_GET(query_nic_vport_context_out, out,
224 nic_vport_context.mtu);
225
226 kvfree(out);
227 return err;
228 }
229 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mtu);
230
mlx5_modify_nic_vport_mtu(struct mlx5_core_dev * mdev,u16 mtu)231 int mlx5_modify_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 mtu)
232 {
233 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
234 void *in;
235 int err;
236
237 in = kvzalloc(inlen, GFP_KERNEL);
238 if (!in)
239 return -ENOMEM;
240
241 MLX5_SET(modify_nic_vport_context_in, in, field_select.mtu, 1);
242 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.mtu, mtu);
243 MLX5_SET(modify_nic_vport_context_in, in, opcode,
244 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
245
246 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
247
248 kvfree(in);
249 return err;
250 }
251 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mtu);
252
mlx5_query_nic_vport_mac_list(struct mlx5_core_dev * dev,u16 vport,enum mlx5_list_type list_type,u8 addr_list[][ETH_ALEN],int * list_size)253 int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,
254 u16 vport,
255 enum mlx5_list_type list_type,
256 u8 addr_list[][ETH_ALEN],
257 int *list_size)
258 {
259 u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
260 void *nic_vport_ctx;
261 int max_list_size;
262 int req_list_size;
263 int out_sz;
264 void *out;
265 int err;
266 int i;
267
268 req_list_size = *list_size;
269
270 max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
271 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
272 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
273
274 if (req_list_size > max_list_size) {
275 mlx5_core_warn(dev, "Requested list size (%d) > (%d) max_list_size\n",
276 req_list_size, max_list_size);
277 req_list_size = max_list_size;
278 }
279
280 out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_in) +
281 req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
282
283 out = kvzalloc(out_sz, GFP_KERNEL);
284 if (!out)
285 return -ENOMEM;
286
287 MLX5_SET(query_nic_vport_context_in, in, opcode,
288 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
289 MLX5_SET(query_nic_vport_context_in, in, allowed_list_type, list_type);
290 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
291 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
448 out = kvzalloc(outlen, GFP_KERNEL);
449 if (!out)
450 return -ENOMEM;
451
452 mlx5_query_nic_vport_context(mdev, 0, out);
453
454 *node_guid = MLX5_GET64(query_nic_vport_context_out, out,
455 nic_vport_context.node_guid);
456
457 kvfree(out);
458
459 return 0;
460 }
461 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
462
mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev * mdev,u16 vport,u64 node_guid)463 int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
464 u16 vport, u64 node_guid)
465 {
466 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
467 void *nic_vport_context;
468 void *in;
469 int err;
470
471 if (!MLX5_CAP_GEN(mdev, vport_group_manager))
472 return -EACCES;
473
474 in = kvzalloc(inlen, GFP_KERNEL);
475 if (!in)
476 return -ENOMEM;
477
478 MLX5_SET(modify_nic_vport_context_in, in,
479 field_select.node_guid, 1);
480 MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
481 MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
482
483 nic_vport_context = MLX5_ADDR_OF(modify_nic_vport_context_in,
484 in, nic_vport_context);
485 MLX5_SET64(nic_vport_context, nic_vport_context, node_guid, node_guid);
486 MLX5_SET(modify_nic_vport_context_in, in, opcode,
487 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
488
489 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
490
491 kvfree(in);
492
493 return err;
494 }
495
mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev * mdev,u16 * qkey_viol_cntr)496 int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
497 u16 *qkey_viol_cntr)
498 {
499 u32 *out;
500 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
501
502 out = kvzalloc(outlen, GFP_KERNEL);
503 if (!out)
504 return -ENOMEM;
505
506 mlx5_query_nic_vport_context(mdev, 0, out);
507
508 *qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
509 nic_vport_context.qkey_violation_counter);
510
511 kvfree(out);
512
513 return 0;
514 }
515 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
516
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)517 int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
518 u8 port_num, u16 vf_num, u16 gid_index,
519 union ib_gid *gid)
520 {
521 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
522 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
523 int is_group_manager;
524 void *out = NULL;
525 void *in = NULL;
526 union ib_gid *tmp;
527 int tbsz;
528 int nout;
529 int err;
530
531 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
532 tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
533 mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
534 vf_num, gid_index, tbsz);
535
536 if (gid_index > tbsz && gid_index != 0xffff)
537 return -EINVAL;
538
539 if (gid_index == 0xffff)
540 nout = tbsz;
541 else
542 nout = 1;
543
544 out_sz += nout * sizeof(*gid);
545
546 in = kvzalloc(in_sz, GFP_KERNEL);
547 out = kvzalloc(out_sz, GFP_KERNEL);
548 if (!in || !out) {
549 err = -ENOMEM;
550 goto out;
551 }
552
553 MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
554 if (other_vport) {
555 if (is_group_manager) {
556 MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
557 MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
558 } else {
559 err = -EPERM;
560 goto out;
561 }
562 }
563 MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
564
565 if (MLX5_CAP_GEN(dev, num_ports) == 2)
566 MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
567
568 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
569 if (err)
570 goto out;
571
572 tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
573 gid->global.subnet_prefix = tmp->global.subnet_prefix;
574 gid->global.interface_id = tmp->global.interface_id;
575
576 out:
577 kvfree(in);
578 kvfree(out);
579 return err;
580 }
581 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
582
mlx5_query_hca_vport_pkey(struct mlx5_core_dev * dev,u8 other_vport,u8 port_num,u16 vf_num,u16 pkey_index,u16 * pkey)583 int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
584 u8 port_num, u16 vf_num, u16 pkey_index,
585 u16 *pkey)
586 {
587 int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
588 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
589 int is_group_manager;
590 void *out = NULL;
591 void *in = NULL;
592 void *pkarr;
593 int nout;
594 int tbsz;
595 int err;
596 int i;
597
598 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
599
600 tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
601 if (pkey_index > tbsz && pkey_index != 0xffff)
602 return -EINVAL;
603
604 if (pkey_index == 0xffff)
605 nout = tbsz;
606 else
607 nout = 1;
608
609 out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
610
611 in = kvzalloc(in_sz, GFP_KERNEL);
612 out = kvzalloc(out_sz, GFP_KERNEL);
613 if (!in || !out) {
614 err = -ENOMEM;
615 goto out;
616 }
617
618 MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
619 if (other_vport) {
620 if (is_group_manager) {
621 MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
622 MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
623 } else {
624 err = -EPERM;
625 goto out;
626 }
627 }
628 MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
629
630 if (MLX5_CAP_GEN(dev, num_ports) == 2)
631 MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
632
633 err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
634 if (err)
635 goto out;
636
637 pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
638 for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
639 *pkey = MLX5_GET_PR(pkey, pkarr, pkey);
640
641 out:
642 kvfree(in);
643 kvfree(out);
644 return err;
645 }
646 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
647
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)648 int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
649 u8 other_vport, u8 port_num,
650 u16 vf_num,
651 struct mlx5_hca_vport_context *rep)
652 {
653 int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
654 int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)] = {};
655 int is_group_manager;
656 void *out;
657 void *ctx;
658 int err;
659
660 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
661
662 out = kvzalloc(out_sz, GFP_KERNEL);
663 if (!out)
664 return -ENOMEM;
665
666 MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
667
668 if (other_vport) {
669 if (is_group_manager) {
670 MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
671 MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
672 } else {
673 err = -EPERM;
674 goto ex;
675 }
676 }
677
678 if (MLX5_CAP_GEN(dev, num_ports) == 2)
679 MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
680
681 err = mlx5_cmd_exec_inout(dev, query_hca_vport_context, in, out);
682 if (err)
683 goto ex;
684
685 ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
686 rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
687 rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
688 rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
689 rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
690 rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
691 rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
692 port_physical_state);
693 rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
694 rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
695 port_physical_state);
696 rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
697 rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
698 rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
699 rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
700 cap_mask1_field_select);
701 rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
702 rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
703 cap_mask2_field_select);
704 rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
705 rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
706 init_type_reply);
707 rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
708 rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
709 subnet_timeout);
710 rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
711 rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
712 rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
713 qkey_violation_counter);
714 rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
715 pkey_violation_counter);
716 rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
717 rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
718 system_image_guid);
719
720 ex:
721 kvfree(out);
722 return err;
723 }
724 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
725
mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev * dev,u64 * sys_image_guid)726 int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
727 u64 *sys_image_guid)
728 {
729 struct mlx5_hca_vport_context *rep;
730 int err;
731
732 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
733 if (!rep)
734 return -ENOMEM;
735
736 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
737 if (!err)
738 *sys_image_guid = rep->sys_image_guid;
739
740 kvfree(rep);
741 return err;
742 }
743 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
744
mlx5_query_hca_vport_node_guid(struct mlx5_core_dev * dev,u64 * node_guid)745 int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
746 u64 *node_guid)
747 {
748 struct mlx5_hca_vport_context *rep;
749 int err;
750
751 rep = kvzalloc(sizeof(*rep), GFP_KERNEL);
752 if (!rep)
753 return -ENOMEM;
754
755 err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
756 if (!err)
757 *node_guid = rep->node_guid;
758
759 kvfree(rep);
760 return err;
761 }
762 EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
763
mlx5_query_nic_vport_promisc(struct mlx5_core_dev * mdev,u16 vport,int * promisc_uc,int * promisc_mc,int * promisc_all)764 int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,
765 u16 vport,
766 int *promisc_uc,
767 int *promisc_mc,
768 int *promisc_all)
769 {
770 u32 *out;
771 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
772 int err;
773
774 out = kvzalloc(outlen, GFP_KERNEL);
775 if (!out)
776 return -ENOMEM;
777
778 err = mlx5_query_nic_vport_context(mdev, vport, out);
779 if (err)
780 goto out;
781
782 *promisc_uc = MLX5_GET(query_nic_vport_context_out, out,
783 nic_vport_context.promisc_uc);
784 *promisc_mc = MLX5_GET(query_nic_vport_context_out, out,
785 nic_vport_context.promisc_mc);
786 *promisc_all = MLX5_GET(query_nic_vport_context_out, out,
787 nic_vport_context.promisc_all);
788
789 out:
790 kvfree(out);
791 return err;
792 }
793 EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);
794
mlx5_modify_nic_vport_promisc(struct mlx5_core_dev * mdev,int promisc_uc,int promisc_mc,int promisc_all)795 int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
796 int promisc_uc,
797 int promisc_mc,
798 int promisc_all)
799 {
800 void *in;
801 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
802 int err;
803
804 in = kvzalloc(inlen, GFP_KERNEL);
805 if (!in)
806 return -ENOMEM;
807
808 MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);
809 MLX5_SET(modify_nic_vport_context_in, in,
810 nic_vport_context.promisc_uc, promisc_uc);
811 MLX5_SET(modify_nic_vport_context_in, in,
812 nic_vport_context.promisc_mc, promisc_mc);
813 MLX5_SET(modify_nic_vport_context_in, in,
814 nic_vport_context.promisc_all, promisc_all);
815 MLX5_SET(modify_nic_vport_context_in, in, opcode,
816 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
817
818 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
819
820 kvfree(in);
821
822 return err;
823 }
824 EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
825
826 enum {
827 UC_LOCAL_LB,
828 MC_LOCAL_LB
829 };
830
mlx5_nic_vport_update_local_lb(struct mlx5_core_dev * mdev,bool enable)831 int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
832 {
833 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
834 void *in;
835 int err;
836
837 if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
838 !MLX5_CAP_GEN(mdev, disable_local_lb_uc))
839 return 0;
840
841 in = kvzalloc(inlen, GFP_KERNEL);
842 if (!in)
843 return -ENOMEM;
844
845 MLX5_SET(modify_nic_vport_context_in, in,
846 nic_vport_context.disable_mc_local_lb, !enable);
847 MLX5_SET(modify_nic_vport_context_in, in,
848 nic_vport_context.disable_uc_local_lb, !enable);
849
850 if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
851 MLX5_SET(modify_nic_vport_context_in, in,
852 field_select.disable_mc_local_lb, 1);
853
854 if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
855 MLX5_SET(modify_nic_vport_context_in, in,
856 field_select.disable_uc_local_lb, 1);
857 MLX5_SET(modify_nic_vport_context_in, in, opcode,
858 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
859
860 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
861
862 if (!err)
863 mlx5_core_dbg(mdev, "%s local_lb\n",
864 enable ? "enable" : "disable");
865
866 kvfree(in);
867 return err;
868 }
869 EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
870
mlx5_nic_vport_query_local_lb(struct mlx5_core_dev * mdev,bool * status)871 int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, bool *status)
872 {
873 int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
874 u32 *out;
875 int value;
876 int err;
877
878 out = kvzalloc(outlen, GFP_KERNEL);
879 if (!out)
880 return -ENOMEM;
881
882 err = mlx5_query_nic_vport_context(mdev, 0, out);
883 if (err)
884 goto out;
885
886 value = MLX5_GET(query_nic_vport_context_out, out,
887 nic_vport_context.disable_mc_local_lb) << MC_LOCAL_LB;
888
889 value |= MLX5_GET(query_nic_vport_context_out, out,
890 nic_vport_context.disable_uc_local_lb) << UC_LOCAL_LB;
891
892 *status = !value;
893
894 out:
895 kvfree(out);
896 return err;
897 }
898 EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
899
900 enum mlx5_vport_roce_state {
901 MLX5_VPORT_ROCE_DISABLED = 0,
902 MLX5_VPORT_ROCE_ENABLED = 1,
903 };
904
mlx5_nic_vport_update_roce_state(struct mlx5_core_dev * mdev,enum mlx5_vport_roce_state state)905 static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev,
906 enum mlx5_vport_roce_state state)
907 {
908 void *in;
909 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
910 int err;
911
912 in = kvzalloc(inlen, GFP_KERNEL);
913 if (!in)
914 return -ENOMEM;
915
916 MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1);
917 MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en,
918 state);
919 MLX5_SET(modify_nic_vport_context_in, in, opcode,
920 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
921
922 err = mlx5_cmd_exec_in(mdev, modify_nic_vport_context, in);
923
924 kvfree(in);
925
926 return err;
927 }
928
mlx5_nic_vport_enable_roce(struct mlx5_core_dev * mdev)929 int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev)
930 {
931 int err = 0;
932
933 mutex_lock(&mlx5_roce_en_lock);
934 if (!mdev->roce.roce_en)
935 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED);
936
937 if (!err)
938 mdev->roce.roce_en++;
939 mutex_unlock(&mlx5_roce_en_lock);
940
941 return err;
942 }
943 EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce);
944
mlx5_nic_vport_disable_roce(struct mlx5_core_dev * mdev)945 int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev)
946 {
947 int err = 0;
948
949 mutex_lock(&mlx5_roce_en_lock);
950 if (mdev->roce.roce_en) {
951 mdev->roce.roce_en--;
952 if (mdev->roce.roce_en == 0)
953 err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED);
954
955 if (err)
956 mdev->roce.roce_en++;
957 }
958 mutex_unlock(&mlx5_roce_en_lock);
959 return err;
960 }
961 EXPORT_SYMBOL(mlx5_nic_vport_disable_roce);
962
mlx5_core_query_vport_counter(struct mlx5_core_dev * dev,u8 other_vport,int vf,u8 port_num,void * out)963 int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
964 int vf, u8 port_num, void *out)
965 {
966 int in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
967 int is_group_manager;
968 void *in;
969 int err;
970
971 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
972 in = kvzalloc(in_sz, GFP_KERNEL);
973 if (!in) {
974 err = -ENOMEM;
975 return err;
976 }
977
978 MLX5_SET(query_vport_counter_in, in, opcode,
979 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
980 if (other_vport) {
981 if (is_group_manager) {
982 MLX5_SET(query_vport_counter_in, in, other_vport, 1);
983 MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
984 } else {
985 err = -EPERM;
986 goto free;
987 }
988 }
989 if (MLX5_CAP_GEN(dev, num_ports) == 2)
990 MLX5_SET(query_vport_counter_in, in, port_num, port_num);
991
992 err = mlx5_cmd_exec_inout(dev, query_vport_counter, in, out);
993 free:
994 kvfree(in);
995 return err;
996 }
997 EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
998
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)999 int mlx5_query_vport_down_stats(struct mlx5_core_dev *mdev, u16 vport,
1000 u8 other_vport, u64 *rx_discard_vport_down,
1001 u64 *tx_discard_vport_down)
1002 {
1003 u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
1004 u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
1005 int err;
1006
1007 MLX5_SET(query_vnic_env_in, in, opcode,
1008 MLX5_CMD_OP_QUERY_VNIC_ENV);
1009 MLX5_SET(query_vnic_env_in, in, op_mod, 0);
1010 MLX5_SET(query_vnic_env_in, in, vport_number, vport);
1011 MLX5_SET(query_vnic_env_in, in, other_vport, other_vport);
1012
1013 err = mlx5_cmd_exec_inout(mdev, query_vnic_env, in, out);
1014 if (err)
1015 return err;
1016
1017 *rx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1018 vport_env.receive_discard_vport_down);
1019 *tx_discard_vport_down = MLX5_GET64(query_vnic_env_out, out,
1020 vport_env.transmit_discard_vport_down);
1021 return 0;
1022 }
1023
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)1024 int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
1025 u8 other_vport, u8 port_num,
1026 int vf,
1027 struct mlx5_hca_vport_context *req)
1028 {
1029 int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
1030 int is_group_manager;
1031 void *ctx;
1032 void *in;
1033 int err;
1034
1035 mlx5_core_dbg(dev, "vf %d\n", vf);
1036 is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
1037 in = kvzalloc(in_sz, GFP_KERNEL);
1038 if (!in)
1039 return -ENOMEM;
1040
1041 MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
1042 if (other_vport) {
1043 if (is_group_manager) {
1044 MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
1045 MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
1046 } else {
1047 err = -EPERM;
1048 goto ex;
1049 }
1050 }
1051
1052 if (MLX5_CAP_GEN(dev, num_ports) > 1)
1053 MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
1054
1055 ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
1056 MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
1057 if (req->field_select & MLX5_HCA_VPORT_SEL_STATE_POLICY)
1058 MLX5_SET(hca_vport_context, ctx, vport_state_policy,
1059 req->policy);
1060 if (req->field_select & MLX5_HCA_VPORT_SEL_PORT_GUID)
1061 MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
1062 if (req->field_select & MLX5_HCA_VPORT_SEL_NODE_GUID)
1063 MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
1064 MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
1065 MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select,
1066 req->cap_mask1_perm);
1067 err = mlx5_cmd_exec_in(dev, modify_hca_vport_context, in);
1068 ex:
1069 kvfree(in);
1070 return err;
1071 }
1072 EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);
1073
mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev * master_mdev,struct mlx5_core_dev * port_mdev)1074 int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev,
1075 struct mlx5_core_dev *port_mdev)
1076 {
1077 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1078 void *in;
1079 int err;
1080
1081 in = kvzalloc(inlen, GFP_KERNEL);
1082 if (!in)
1083 return -ENOMEM;
1084
1085 err = mlx5_nic_vport_enable_roce(port_mdev);
1086 if (err)
1087 goto free;
1088
1089 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1090 if (MLX5_CAP_GEN_2(master_mdev, sw_vhca_id_valid)) {
1091 MLX5_SET(modify_nic_vport_context_in, in,
1092 nic_vport_context.vhca_id_type, VHCA_ID_TYPE_SW);
1093 MLX5_SET(modify_nic_vport_context_in, in,
1094 nic_vport_context.affiliated_vhca_id,
1095 MLX5_CAP_GEN_2(master_mdev, sw_vhca_id));
1096 } else {
1097 MLX5_SET(modify_nic_vport_context_in, in,
1098 nic_vport_context.affiliated_vhca_id,
1099 MLX5_CAP_GEN(master_mdev, vhca_id));
1100 }
1101 MLX5_SET(modify_nic_vport_context_in, in,
1102 nic_vport_context.affiliation_criteria,
1103 MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria));
1104 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1105 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1106
1107 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1108 if (err)
1109 mlx5_nic_vport_disable_roce(port_mdev);
1110
1111 free:
1112 kvfree(in);
1113 return err;
1114 }
1115 EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport);
1116
mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev * port_mdev)1117 int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev)
1118 {
1119 int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
1120 void *in;
1121 int err;
1122
1123 in = kvzalloc(inlen, GFP_KERNEL);
1124 if (!in)
1125 return -ENOMEM;
1126
1127 MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1);
1128 MLX5_SET(modify_nic_vport_context_in, in,
1129 nic_vport_context.affiliated_vhca_id, 0);
1130 MLX5_SET(modify_nic_vport_context_in, in,
1131 nic_vport_context.affiliation_criteria, 0);
1132 MLX5_SET(modify_nic_vport_context_in, in, opcode,
1133 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
1134
1135 err = mlx5_cmd_exec_in(port_mdev, modify_nic_vport_context, in);
1136 if (!err)
1137 mlx5_nic_vport_disable_roce(port_mdev);
1138
1139 kvfree(in);
1140 return err;
1141 }
1142 EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport);
1143
mlx5_query_nic_system_image_guid(struct mlx5_core_dev * mdev)1144 u64 mlx5_query_nic_system_image_guid(struct mlx5_core_dev *mdev)
1145 {
1146 int port_type_cap = MLX5_CAP_GEN(mdev, port_type);
1147 u64 tmp;
1148 int err;
1149
1150 if (mdev->sys_image_guid)
1151 return mdev->sys_image_guid;
1152
1153 if (port_type_cap == MLX5_CAP_PORT_TYPE_ETH)
1154 err = mlx5_query_nic_vport_system_image_guid(mdev, &tmp);
1155 else
1156 err = mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
1157
1158 mdev->sys_image_guid = err ? 0 : tmp;
1159
1160 return mdev->sys_image_guid;
1161 }
1162 EXPORT_SYMBOL_GPL(mlx5_query_nic_system_image_guid);
1163
mlx5_vport_get_other_func_cap(struct mlx5_core_dev * dev,u16 vport,void * out,u16 opmod)1164 int mlx5_vport_get_other_func_cap(struct mlx5_core_dev *dev, u16 vport, void *out,
1165 u16 opmod)
1166 {
1167 bool ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1168 u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)] = {};
1169
1170 opmod = (opmod << 1) | (HCA_CAP_OPMOD_GET_MAX & 0x01);
1171 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
1172 MLX5_SET(query_hca_cap_in, in, op_mod, opmod);
1173 MLX5_SET(query_hca_cap_in, in, function_id, mlx5_vport_to_func_id(dev, vport, ec_vf_func));
1174 MLX5_SET(query_hca_cap_in, in, other_function, true);
1175 MLX5_SET(query_hca_cap_in, in, ec_vf_function, ec_vf_func);
1176 return mlx5_cmd_exec_inout(dev, query_hca_cap, in, out);
1177 }
1178 EXPORT_SYMBOL_GPL(mlx5_vport_get_other_func_cap);
1179
mlx5_vport_set_other_func_cap(struct mlx5_core_dev * dev,const void * hca_cap,u16 vport,u16 opmod)1180 int mlx5_vport_set_other_func_cap(struct mlx5_core_dev *dev, const void *hca_cap,
1181 u16 vport, u16 opmod)
1182 {
1183 bool ec_vf_func = mlx5_core_is_ec_vf_vport(dev, vport);
1184 int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
1185 void *set_hca_cap;
1186 void *set_ctx;
1187 int ret;
1188
1189 set_ctx = kzalloc(set_sz, GFP_KERNEL);
1190 if (!set_ctx)
1191 return -ENOMEM;
1192
1193 MLX5_SET(set_hca_cap_in, set_ctx, opcode, MLX5_CMD_OP_SET_HCA_CAP);
1194 MLX5_SET(set_hca_cap_in, set_ctx, op_mod, opmod << 1);
1195 set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability);
1196 memcpy(set_hca_cap, hca_cap, MLX5_ST_SZ_BYTES(cmd_hca_cap));
1197 MLX5_SET(set_hca_cap_in, set_ctx, function_id,
1198 mlx5_vport_to_func_id(dev, vport, ec_vf_func));
1199 MLX5_SET(set_hca_cap_in, set_ctx, other_function, true);
1200 MLX5_SET(set_hca_cap_in, set_ctx, ec_vf_function, ec_vf_func);
1201 ret = mlx5_cmd_exec_in(dev, set_hca_cap, set_ctx);
1202
1203 kfree(set_ctx);
1204 return ret;
1205 }
1206
