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33#include <linux/mlx5/driver.h>
34#include <linux/mlx5/device.h>
35#include <linux/mlx5/mlx5_ifc.h>
36
37#include "fs_core.h"
38#include "fs_cmd.h"
39#include "mlx5_core.h"
40#include "eswitch.h"
41
42static int mlx5_cmd_stub_update_root_ft(struct mlx5_flow_root_namespace *ns,
43 struct mlx5_flow_table *ft,
44 u32 underlay_qpn,
45 bool disconnect)
46{
47 return 0;
48}
49
50static int mlx5_cmd_stub_create_flow_table(struct mlx5_flow_root_namespace *ns,
51 struct mlx5_flow_table *ft,
52 unsigned int log_size,
53 struct mlx5_flow_table *next_ft)
54{
55 return 0;
56}
57
58static int mlx5_cmd_stub_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
59 struct mlx5_flow_table *ft)
60{
61 return 0;
62}
63
64static int mlx5_cmd_stub_modify_flow_table(struct mlx5_flow_root_namespace *ns,
65 struct mlx5_flow_table *ft,
66 struct mlx5_flow_table *next_ft)
67{
68 return 0;
69}
70
71static int mlx5_cmd_stub_create_flow_group(struct mlx5_flow_root_namespace *ns,
72 struct mlx5_flow_table *ft,
73 u32 *in,
74 struct mlx5_flow_group *fg)
75{
76 return 0;
77}
78
79static int mlx5_cmd_stub_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
80 struct mlx5_flow_table *ft,
81 struct mlx5_flow_group *fg)
82{
83 return 0;
84}
85
86static int mlx5_cmd_stub_create_fte(struct mlx5_flow_root_namespace *ns,
87 struct mlx5_flow_table *ft,
88 struct mlx5_flow_group *group,
89 struct fs_fte *fte)
90{
91 return 0;
92}
93
94static int mlx5_cmd_stub_update_fte(struct mlx5_flow_root_namespace *ns,
95 struct mlx5_flow_table *ft,
96 struct mlx5_flow_group *group,
97 int modify_mask,
98 struct fs_fte *fte)
99{
100 return -EOPNOTSUPP;
101}
102
103static int mlx5_cmd_stub_delete_fte(struct mlx5_flow_root_namespace *ns,
104 struct mlx5_flow_table *ft,
105 struct fs_fte *fte)
106{
107 return 0;
108}
109
110static int mlx5_cmd_stub_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns,
111 int reformat_type,
112 size_t size,
113 void *reformat_data,
114 enum mlx5_flow_namespace_type namespace,
115 struct mlx5_pkt_reformat *pkt_reformat)
116{
117 return 0;
118}
119
120static void mlx5_cmd_stub_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns,
121 struct mlx5_pkt_reformat *pkt_reformat)
122{
123}
124
125static int mlx5_cmd_stub_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
126 u8 namespace, u8 num_actions,
127 void *modify_actions,
128 struct mlx5_modify_hdr *modify_hdr)
129{
130 return 0;
131}
132
133static void mlx5_cmd_stub_modify_header_dealloc(struct mlx5_flow_root_namespace *ns,
134 struct mlx5_modify_hdr *modify_hdr)
135{
136}
137
138static int mlx5_cmd_stub_set_peer(struct mlx5_flow_root_namespace *ns,
139 struct mlx5_flow_root_namespace *peer_ns)
140{
141 return 0;
142}
143
144static int mlx5_cmd_stub_create_ns(struct mlx5_flow_root_namespace *ns)
145{
146 return 0;
147}
148
149static int mlx5_cmd_stub_destroy_ns(struct mlx5_flow_root_namespace *ns)
150{
151 return 0;
152}
153
154static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns,
155 struct mlx5_flow_table *ft, u32 underlay_qpn,
156 bool disconnect)
157{
158 u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {0};
159 u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0};
160 struct mlx5_core_dev *dev = ns->dev;
161
162 if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) &&
163 underlay_qpn == 0)
164 return 0;
165
166 MLX5_SET(set_flow_table_root_in, in, opcode,
167 MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
168 MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
169
170 if (disconnect) {
171 MLX5_SET(set_flow_table_root_in, in, op_mod, 1);
172 MLX5_SET(set_flow_table_root_in, in, table_id, 0);
173 } else {
174 MLX5_SET(set_flow_table_root_in, in, op_mod, 0);
175 MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
176 }
177
178 MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn);
179 if (ft->vport) {
180 MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
181 MLX5_SET(set_flow_table_root_in, in, other_vport, 1);
182 }
183
184 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
185}
186
187static int mlx5_cmd_create_flow_table(struct mlx5_flow_root_namespace *ns,
188 struct mlx5_flow_table *ft,
189 unsigned int log_size,
190 struct mlx5_flow_table *next_ft)
191{
192 int en_encap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT);
193 int en_decap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
194 int term = !!(ft->flags & MLX5_FLOW_TABLE_TERMINATION);
195 u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {0};
196 u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {0};
197 struct mlx5_core_dev *dev = ns->dev;
198 int err;
199
200 MLX5_SET(create_flow_table_in, in, opcode,
201 MLX5_CMD_OP_CREATE_FLOW_TABLE);
202
203 MLX5_SET(create_flow_table_in, in, table_type, ft->type);
204 MLX5_SET(create_flow_table_in, in, flow_table_context.level, ft->level);
205 MLX5_SET(create_flow_table_in, in, flow_table_context.log_size, log_size);
206 if (ft->vport) {
207 MLX5_SET(create_flow_table_in, in, vport_number, ft->vport);
208 MLX5_SET(create_flow_table_in, in, other_vport, 1);
209 }
210
211 MLX5_SET(create_flow_table_in, in, flow_table_context.decap_en,
212 en_decap);
213 MLX5_SET(create_flow_table_in, in, flow_table_context.reformat_en,
214 en_encap);
215 MLX5_SET(create_flow_table_in, in, flow_table_context.termination_table,
216 term);
217
218 switch (ft->op_mod) {
219 case FS_FT_OP_MOD_NORMAL:
220 if (next_ft) {
221 MLX5_SET(create_flow_table_in, in,
222 flow_table_context.table_miss_action,
223 MLX5_FLOW_TABLE_MISS_ACTION_FWD);
224 MLX5_SET(create_flow_table_in, in,
225 flow_table_context.table_miss_id, next_ft->id);
226 } else {
227 MLX5_SET(create_flow_table_in, in,
228 flow_table_context.table_miss_action,
229 ft->def_miss_action);
230 }
231 break;
232
233 case FS_FT_OP_MOD_LAG_DEMUX:
234 MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
235 if (next_ft)
236 MLX5_SET(create_flow_table_in, in,
237 flow_table_context.lag_master_next_table_id,
238 next_ft->id);
239 break;
240 }
241
242 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
243 if (!err)
244 ft->id = MLX5_GET(create_flow_table_out, out,
245 table_id);
246 return err;
247}
248
249static int mlx5_cmd_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
250 struct mlx5_flow_table *ft)
251{
252 u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {0};
253 u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {0};
254 struct mlx5_core_dev *dev = ns->dev;
255
256 MLX5_SET(destroy_flow_table_in, in, opcode,
257 MLX5_CMD_OP_DESTROY_FLOW_TABLE);
258 MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
259 MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
260 if (ft->vport) {
261 MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
262 MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
263 }
264
265 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
266}
267
268static int mlx5_cmd_modify_flow_table(struct mlx5_flow_root_namespace *ns,
269 struct mlx5_flow_table *ft,
270 struct mlx5_flow_table *next_ft)
271{
272 u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {0};
273 u32 out[MLX5_ST_SZ_DW(modify_flow_table_out)] = {0};
274 struct mlx5_core_dev *dev = ns->dev;
275
276 MLX5_SET(modify_flow_table_in, in, opcode,
277 MLX5_CMD_OP_MODIFY_FLOW_TABLE);
278 MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
279 MLX5_SET(modify_flow_table_in, in, table_id, ft->id);
280
281 if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
282 MLX5_SET(modify_flow_table_in, in, modify_field_select,
283 MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
284 if (next_ft) {
285 MLX5_SET(modify_flow_table_in, in,
286 flow_table_context.lag_master_next_table_id, next_ft->id);
287 } else {
288 MLX5_SET(modify_flow_table_in, in,
289 flow_table_context.lag_master_next_table_id, 0);
290 }
291 } else {
292 if (ft->vport) {
293 MLX5_SET(modify_flow_table_in, in, vport_number,
294 ft->vport);
295 MLX5_SET(modify_flow_table_in, in, other_vport, 1);
296 }
297 MLX5_SET(modify_flow_table_in, in, modify_field_select,
298 MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
299 if (next_ft) {
300 MLX5_SET(modify_flow_table_in, in,
301 flow_table_context.table_miss_action,
302 MLX5_FLOW_TABLE_MISS_ACTION_FWD);
303 MLX5_SET(modify_flow_table_in, in,
304 flow_table_context.table_miss_id,
305 next_ft->id);
306 } else {
307 MLX5_SET(modify_flow_table_in, in,
308 flow_table_context.table_miss_action,
309 ft->def_miss_action);
310 }
311 }
312
313 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
314}
315
316static int mlx5_cmd_create_flow_group(struct mlx5_flow_root_namespace *ns,
317 struct mlx5_flow_table *ft,
318 u32 *in,
319 struct mlx5_flow_group *fg)
320{
321 u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {0};
322 int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
323 struct mlx5_core_dev *dev = ns->dev;
324 int err;
325
326 MLX5_SET(create_flow_group_in, in, opcode,
327 MLX5_CMD_OP_CREATE_FLOW_GROUP);
328 MLX5_SET(create_flow_group_in, in, table_type, ft->type);
329 MLX5_SET(create_flow_group_in, in, table_id, ft->id);
330 if (ft->vport) {
331 MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
332 MLX5_SET(create_flow_group_in, in, other_vport, 1);
333 }
334
335 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
336 if (!err)
337 fg->id = MLX5_GET(create_flow_group_out, out,
338 group_id);
339 return err;
340}
341
342static int mlx5_cmd_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
343 struct mlx5_flow_table *ft,
344 struct mlx5_flow_group *fg)
345{
346 u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {0};
347 u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {0};
348 struct mlx5_core_dev *dev = ns->dev;
349
350 MLX5_SET(destroy_flow_group_in, in, opcode,
351 MLX5_CMD_OP_DESTROY_FLOW_GROUP);
352 MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
353 MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
354 MLX5_SET(destroy_flow_group_in, in, group_id, fg->id);
355 if (ft->vport) {
356 MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
357 MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
358 }
359
360 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
361}
362
363static int mlx5_set_extended_dest(struct mlx5_core_dev *dev,
364 struct fs_fte *fte, bool *extended_dest)
365{
366 int fw_log_max_fdb_encap_uplink =
367 MLX5_CAP_ESW(dev, log_max_fdb_encap_uplink);
368 int num_fwd_destinations = 0;
369 struct mlx5_flow_rule *dst;
370 int num_encap = 0;
371
372 *extended_dest = false;
373 if (!(fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST))
374 return 0;
375
376 list_for_each_entry(dst, &fte->node.children, node.list) {
377 if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
378 continue;
379 if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_VPORT &&
380 dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID)
381 num_encap++;
382 num_fwd_destinations++;
383 }
384 if (num_fwd_destinations > 1 && num_encap > 0)
385 *extended_dest = true;
386
387 if (*extended_dest && !fw_log_max_fdb_encap_uplink) {
388 mlx5_core_warn(dev, "FW does not support extended destination");
389 return -EOPNOTSUPP;
390 }
391 if (num_encap > (1 << fw_log_max_fdb_encap_uplink)) {
392 mlx5_core_warn(dev, "FW does not support more than %d encaps",
393 1 << fw_log_max_fdb_encap_uplink);
394 return -EOPNOTSUPP;
395 }
396
397 return 0;
398}
399static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
400 int opmod, int modify_mask,
401 struct mlx5_flow_table *ft,
402 unsigned group_id,
403 struct fs_fte *fte)
404{
405 u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
406 bool extended_dest = false;
407 struct mlx5_flow_rule *dst;
408 void *in_flow_context, *vlan;
409 void *in_match_value;
410 unsigned int inlen;
411 int dst_cnt_size;
412 void *in_dests;
413 u32 *in;
414 int err;
415
416 if (mlx5_set_extended_dest(dev, fte, &extended_dest))
417 return -EOPNOTSUPP;
418
419 if (!extended_dest)
420 dst_cnt_size = MLX5_ST_SZ_BYTES(dest_format_struct);
421 else
422 dst_cnt_size = MLX5_ST_SZ_BYTES(extended_dest_format);
423
424 inlen = MLX5_ST_SZ_BYTES(set_fte_in) + fte->dests_size * dst_cnt_size;
425 in = kvzalloc(inlen, GFP_KERNEL);
426 if (!in)
427 return -ENOMEM;
428
429 MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
430 MLX5_SET(set_fte_in, in, op_mod, opmod);
431 MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
432 MLX5_SET(set_fte_in, in, table_type, ft->type);
433 MLX5_SET(set_fte_in, in, table_id, ft->id);
434 MLX5_SET(set_fte_in, in, flow_index, fte->index);
435 MLX5_SET(set_fte_in, in, ignore_flow_level,
436 !!(fte->action.flags & FLOW_ACT_IGNORE_FLOW_LEVEL));
437
438 if (ft->vport) {
439 MLX5_SET(set_fte_in, in, vport_number, ft->vport);
440 MLX5_SET(set_fte_in, in, other_vport, 1);
441 }
442
443 in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
444 MLX5_SET(flow_context, in_flow_context, group_id, group_id);
445
446 MLX5_SET(flow_context, in_flow_context, flow_tag,
447 fte->flow_context.flow_tag);
448 MLX5_SET(flow_context, in_flow_context, flow_source,
449 fte->flow_context.flow_source);
450
451 MLX5_SET(flow_context, in_flow_context, extended_destination,
452 extended_dest);
453 if (extended_dest) {
454 u32 action;
455
456 action = fte->action.action &
457 ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
458 MLX5_SET(flow_context, in_flow_context, action, action);
459 } else {
460 MLX5_SET(flow_context, in_flow_context, action,
461 fte->action.action);
462 if (fte->action.pkt_reformat)
463 MLX5_SET(flow_context, in_flow_context, packet_reformat_id,
464 fte->action.pkt_reformat->id);
465 }
466 if (fte->action.modify_hdr)
467 MLX5_SET(flow_context, in_flow_context, modify_header_id,
468 fte->action.modify_hdr->id);
469
470 vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan);
471
472 MLX5_SET(vlan, vlan, ethtype, fte->action.vlan[0].ethtype);
473 MLX5_SET(vlan, vlan, vid, fte->action.vlan[0].vid);
474 MLX5_SET(vlan, vlan, prio, fte->action.vlan[0].prio);
475
476 vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan_2);
477
478 MLX5_SET(vlan, vlan, ethtype, fte->action.vlan[1].ethtype);
479 MLX5_SET(vlan, vlan, vid, fte->action.vlan[1].vid);
480 MLX5_SET(vlan, vlan, prio, fte->action.vlan[1].prio);
481
482 in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
483 match_value);
484 memcpy(in_match_value, &fte->val, sizeof(fte->val));
485
486 in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
487 if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
488 int list_size = 0;
489
490 list_for_each_entry(dst, &fte->node.children, node.list) {
491 unsigned int id, type = dst->dest_attr.type;
492
493 if (type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
494 continue;
495
496 switch (type) {
497 case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM:
498 id = dst->dest_attr.ft_num;
499 type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE;
500 break;
501 case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE:
502 id = dst->dest_attr.ft->id;
503 break;
504 case MLX5_FLOW_DESTINATION_TYPE_VPORT:
505 id = dst->dest_attr.vport.num;
506 MLX5_SET(dest_format_struct, in_dests,
507 destination_eswitch_owner_vhca_id_valid,
508 !!(dst->dest_attr.vport.flags &
509 MLX5_FLOW_DEST_VPORT_VHCA_ID));
510 MLX5_SET(dest_format_struct, in_dests,
511 destination_eswitch_owner_vhca_id,
512 dst->dest_attr.vport.vhca_id);
513 if (extended_dest &&
514 dst->dest_attr.vport.pkt_reformat) {
515 MLX5_SET(dest_format_struct, in_dests,
516 packet_reformat,
517 !!(dst->dest_attr.vport.flags &
518 MLX5_FLOW_DEST_VPORT_REFORMAT_ID));
519 MLX5_SET(extended_dest_format, in_dests,
520 packet_reformat_id,
521 dst->dest_attr.vport.pkt_reformat->id);
522 }
523 break;
524 default:
525 id = dst->dest_attr.tir_num;
526 }
527
528 MLX5_SET(dest_format_struct, in_dests, destination_type,
529 type);
530 MLX5_SET(dest_format_struct, in_dests, destination_id, id);
531 in_dests += dst_cnt_size;
532 list_size++;
533 }
534
535 MLX5_SET(flow_context, in_flow_context, destination_list_size,
536 list_size);
537 }
538
539 if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
540 int max_list_size = BIT(MLX5_CAP_FLOWTABLE_TYPE(dev,
541 log_max_flow_counter,
542 ft->type));
543 int list_size = 0;
544
545 list_for_each_entry(dst, &fte->node.children, node.list) {
546 if (dst->dest_attr.type !=
547 MLX5_FLOW_DESTINATION_TYPE_COUNTER)
548 continue;
549
550 MLX5_SET(flow_counter_list, in_dests, flow_counter_id,
551 dst->dest_attr.counter_id);
552 in_dests += dst_cnt_size;
553 list_size++;
554 }
555 if (list_size > max_list_size) {
556 err = -EINVAL;
557 goto err_out;
558 }
559
560 MLX5_SET(flow_context, in_flow_context, flow_counter_list_size,
561 list_size);
562 }
563
564 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
565err_out:
566 kvfree(in);
567 return err;
568}
569
570static int mlx5_cmd_create_fte(struct mlx5_flow_root_namespace *ns,
571 struct mlx5_flow_table *ft,
572 struct mlx5_flow_group *group,
573 struct fs_fte *fte)
574{
575 struct mlx5_core_dev *dev = ns->dev;
576 unsigned int group_id = group->id;
577
578 return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
579}
580
581static int mlx5_cmd_update_fte(struct mlx5_flow_root_namespace *ns,
582 struct mlx5_flow_table *ft,
583 struct mlx5_flow_group *fg,
584 int modify_mask,
585 struct fs_fte *fte)
586{
587 int opmod;
588 struct mlx5_core_dev *dev = ns->dev;
589 int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
590 flow_table_properties_nic_receive.
591 flow_modify_en);
592 if (!atomic_mod_cap)
593 return -EOPNOTSUPP;
594 opmod = 1;
595
596 return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, fg->id, fte);
597}
598
599static int mlx5_cmd_delete_fte(struct mlx5_flow_root_namespace *ns,
600 struct mlx5_flow_table *ft,
601 struct fs_fte *fte)
602{
603 u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {0};
604 u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {0};
605 struct mlx5_core_dev *dev = ns->dev;
606
607 MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
608 MLX5_SET(delete_fte_in, in, table_type, ft->type);
609 MLX5_SET(delete_fte_in, in, table_id, ft->id);
610 MLX5_SET(delete_fte_in, in, flow_index, fte->index);
611 if (ft->vport) {
612 MLX5_SET(delete_fte_in, in, vport_number, ft->vport);
613 MLX5_SET(delete_fte_in, in, other_vport, 1);
614 }
615
616 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
617}
618
619int mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev,
620 enum mlx5_fc_bulk_alloc_bitmask alloc_bitmask,
621 u32 *id)
622{
623 u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0};
624 u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
625 int err;
626
627 MLX5_SET(alloc_flow_counter_in, in, opcode,
628 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
629 MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, alloc_bitmask);
630
631 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
632 if (!err)
633 *id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
634 return err;
635}
636
637int mlx5_cmd_fc_alloc(struct mlx5_core_dev *dev, u32 *id)
638{
639 return mlx5_cmd_fc_bulk_alloc(dev, 0, id);
640}
641
642int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u32 id)
643{
644 u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)] = {0};
645 u32 out[MLX5_ST_SZ_DW(dealloc_flow_counter_out)] = {0};
646
647 MLX5_SET(dealloc_flow_counter_in, in, opcode,
648 MLX5_CMD_OP_DEALLOC_FLOW_COUNTER);
649 MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id);
650 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
651}
652
653int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u32 id,
654 u64 *packets, u64 *bytes)
655{
656 u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
657 MLX5_ST_SZ_BYTES(traffic_counter)] = {0};
658 u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
659 void *stats;
660 int err = 0;
661
662 MLX5_SET(query_flow_counter_in, in, opcode,
663 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
664 MLX5_SET(query_flow_counter_in, in, op_mod, 0);
665 MLX5_SET(query_flow_counter_in, in, flow_counter_id, id);
666 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
667 if (err)
668 return err;
669
670 stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics);
671 *packets = MLX5_GET64(traffic_counter, stats, packets);
672 *bytes = MLX5_GET64(traffic_counter, stats, octets);
673 return 0;
674}
675
676int mlx5_cmd_fc_get_bulk_query_out_len(int bulk_len)
677{
678 return MLX5_ST_SZ_BYTES(query_flow_counter_out) +
679 MLX5_ST_SZ_BYTES(traffic_counter) * bulk_len;
680}
681
682int mlx5_cmd_fc_bulk_query(struct mlx5_core_dev *dev, u32 base_id, int bulk_len,
683 u32 *out)
684{
685 int outlen = mlx5_cmd_fc_get_bulk_query_out_len(bulk_len);
686 u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
687
688 MLX5_SET(query_flow_counter_in, in, opcode,
689 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
690 MLX5_SET(query_flow_counter_in, in, op_mod, 0);
691 MLX5_SET(query_flow_counter_in, in, flow_counter_id, base_id);
692 MLX5_SET(query_flow_counter_in, in, num_of_counters, bulk_len);
693 return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
694}
695
696static int mlx5_cmd_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns,
697 int reformat_type,
698 size_t size,
699 void *reformat_data,
700 enum mlx5_flow_namespace_type namespace,
701 struct mlx5_pkt_reformat *pkt_reformat)
702{
703 u32 out[MLX5_ST_SZ_DW(alloc_packet_reformat_context_out)];
704 struct mlx5_core_dev *dev = ns->dev;
705 void *packet_reformat_context_in;
706 int max_encap_size;
707 void *reformat;
708 int inlen;
709 int err;
710 u32 *in;
711
712 if (namespace == MLX5_FLOW_NAMESPACE_FDB)
713 max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size);
714 else
715 max_encap_size = MLX5_CAP_FLOWTABLE(dev, max_encap_header_size);
716
717 if (size > max_encap_size) {
718 mlx5_core_warn(dev, "encap size %zd too big, max supported is %d\n",
719 size, max_encap_size);
720 return -EINVAL;
721 }
722
723 in = kzalloc(MLX5_ST_SZ_BYTES(alloc_packet_reformat_context_in) + size,
724 GFP_KERNEL);
725 if (!in)
726 return -ENOMEM;
727
728 packet_reformat_context_in = MLX5_ADDR_OF(alloc_packet_reformat_context_in,
729 in, packet_reformat_context);
730 reformat = MLX5_ADDR_OF(packet_reformat_context_in,
731 packet_reformat_context_in,
732 reformat_data);
733 inlen = reformat - (void *)in + size;
734
735 memset(in, 0, inlen);
736 MLX5_SET(alloc_packet_reformat_context_in, in, opcode,
737 MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT);
738 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
739 reformat_data_size, size);
740 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
741 reformat_type, reformat_type);
742 memcpy(reformat, reformat_data, size);
743
744 memset(out, 0, sizeof(out));
745 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
746
747 pkt_reformat->id = MLX5_GET(alloc_packet_reformat_context_out,
748 out, packet_reformat_id);
749 kfree(in);
750 return err;
751}
752
753static void mlx5_cmd_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns,
754 struct mlx5_pkt_reformat *pkt_reformat)
755{
756 u32 in[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_in)];
757 u32 out[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_out)];
758 struct mlx5_core_dev *dev = ns->dev;
759
760 memset(in, 0, sizeof(in));
761 MLX5_SET(dealloc_packet_reformat_context_in, in, opcode,
762 MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT);
763 MLX5_SET(dealloc_packet_reformat_context_in, in, packet_reformat_id,
764 pkt_reformat->id);
765
766 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
767}
768
769static int mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
770 u8 namespace, u8 num_actions,
771 void *modify_actions,
772 struct mlx5_modify_hdr *modify_hdr)
773{
774 u32 out[MLX5_ST_SZ_DW(alloc_modify_header_context_out)];
775 int max_actions, actions_size, inlen, err;
776 struct mlx5_core_dev *dev = ns->dev;
777 void *actions_in;
778 u8 table_type;
779 u32 *in;
780
781 switch (namespace) {
782 case MLX5_FLOW_NAMESPACE_FDB:
783 max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, max_modify_header_actions);
784 table_type = FS_FT_FDB;
785 break;
786 case MLX5_FLOW_NAMESPACE_KERNEL:
787 case MLX5_FLOW_NAMESPACE_BYPASS:
788 max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(dev, max_modify_header_actions);
789 table_type = FS_FT_NIC_RX;
790 break;
791 case MLX5_FLOW_NAMESPACE_EGRESS:
792 max_actions = MLX5_CAP_FLOWTABLE_NIC_TX(dev, max_modify_header_actions);
793 table_type = FS_FT_NIC_TX;
794 break;
795 case MLX5_FLOW_NAMESPACE_ESW_INGRESS:
796 max_actions = MLX5_CAP_ESW_INGRESS_ACL(dev, max_modify_header_actions);
797 table_type = FS_FT_ESW_INGRESS_ACL;
798 break;
799 default:
800 return -EOPNOTSUPP;
801 }
802
803 if (num_actions > max_actions) {
804 mlx5_core_warn(dev, "too many modify header actions %d, max supported %d\n",
805 num_actions, max_actions);
806 return -EOPNOTSUPP;
807 }
808
809 actions_size = MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto) * num_actions;
810 inlen = MLX5_ST_SZ_BYTES(alloc_modify_header_context_in) + actions_size;
811
812 in = kzalloc(inlen, GFP_KERNEL);
813 if (!in)
814 return -ENOMEM;
815
816 MLX5_SET(alloc_modify_header_context_in, in, opcode,
817 MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT);
818 MLX5_SET(alloc_modify_header_context_in, in, table_type, table_type);
819 MLX5_SET(alloc_modify_header_context_in, in, num_of_actions, num_actions);
820
821 actions_in = MLX5_ADDR_OF(alloc_modify_header_context_in, in, actions);
822 memcpy(actions_in, modify_actions, actions_size);
823
824 memset(out, 0, sizeof(out));
825 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
826
827 modify_hdr->id = MLX5_GET(alloc_modify_header_context_out, out, modify_header_id);
828 kfree(in);
829 return err;
830}
831
832static void mlx5_cmd_modify_header_dealloc(struct mlx5_flow_root_namespace *ns,
833 struct mlx5_modify_hdr *modify_hdr)
834{
835 u32 in[MLX5_ST_SZ_DW(dealloc_modify_header_context_in)];
836 u32 out[MLX5_ST_SZ_DW(dealloc_modify_header_context_out)];
837 struct mlx5_core_dev *dev = ns->dev;
838
839 memset(in, 0, sizeof(in));
840 MLX5_SET(dealloc_modify_header_context_in, in, opcode,
841 MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT);
842 MLX5_SET(dealloc_modify_header_context_in, in, modify_header_id,
843 modify_hdr->id);
844
845 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
846}
847
848static const struct mlx5_flow_cmds mlx5_flow_cmds = {
849 .create_flow_table = mlx5_cmd_create_flow_table,
850 .destroy_flow_table = mlx5_cmd_destroy_flow_table,
851 .modify_flow_table = mlx5_cmd_modify_flow_table,
852 .create_flow_group = mlx5_cmd_create_flow_group,
853 .destroy_flow_group = mlx5_cmd_destroy_flow_group,
854 .create_fte = mlx5_cmd_create_fte,
855 .update_fte = mlx5_cmd_update_fte,
856 .delete_fte = mlx5_cmd_delete_fte,
857 .update_root_ft = mlx5_cmd_update_root_ft,
858 .packet_reformat_alloc = mlx5_cmd_packet_reformat_alloc,
859 .packet_reformat_dealloc = mlx5_cmd_packet_reformat_dealloc,
860 .modify_header_alloc = mlx5_cmd_modify_header_alloc,
861 .modify_header_dealloc = mlx5_cmd_modify_header_dealloc,
862 .set_peer = mlx5_cmd_stub_set_peer,
863 .create_ns = mlx5_cmd_stub_create_ns,
864 .destroy_ns = mlx5_cmd_stub_destroy_ns,
865};
866
867static const struct mlx5_flow_cmds mlx5_flow_cmd_stubs = {
868 .create_flow_table = mlx5_cmd_stub_create_flow_table,
869 .destroy_flow_table = mlx5_cmd_stub_destroy_flow_table,
870 .modify_flow_table = mlx5_cmd_stub_modify_flow_table,
871 .create_flow_group = mlx5_cmd_stub_create_flow_group,
872 .destroy_flow_group = mlx5_cmd_stub_destroy_flow_group,
873 .create_fte = mlx5_cmd_stub_create_fte,
874 .update_fte = mlx5_cmd_stub_update_fte,
875 .delete_fte = mlx5_cmd_stub_delete_fte,
876 .update_root_ft = mlx5_cmd_stub_update_root_ft,
877 .packet_reformat_alloc = mlx5_cmd_stub_packet_reformat_alloc,
878 .packet_reformat_dealloc = mlx5_cmd_stub_packet_reformat_dealloc,
879 .modify_header_alloc = mlx5_cmd_stub_modify_header_alloc,
880 .modify_header_dealloc = mlx5_cmd_stub_modify_header_dealloc,
881 .set_peer = mlx5_cmd_stub_set_peer,
882 .create_ns = mlx5_cmd_stub_create_ns,
883 .destroy_ns = mlx5_cmd_stub_destroy_ns,
884};
885
886const struct mlx5_flow_cmds *mlx5_fs_cmd_get_fw_cmds(void)
887{
888 return &mlx5_flow_cmds;
889}
890
891static const struct mlx5_flow_cmds *mlx5_fs_cmd_get_stub_cmds(void)
892{
893 return &mlx5_flow_cmd_stubs;
894}
895
896const struct mlx5_flow_cmds *mlx5_fs_cmd_get_default(enum fs_flow_table_type type)
897{
898 switch (type) {
899 case FS_FT_NIC_RX:
900 case FS_FT_ESW_EGRESS_ACL:
901 case FS_FT_ESW_INGRESS_ACL:
902 case FS_FT_FDB:
903 case FS_FT_SNIFFER_RX:
904 case FS_FT_SNIFFER_TX:
905 case FS_FT_NIC_TX:
906 case FS_FT_RDMA_RX:
907 return mlx5_fs_cmd_get_fw_cmds();
908 default:
909 return mlx5_fs_cmd_get_stub_cmds();
910 }
911}
912
