1 /*
2 * Copyright (c) 2015, Mellanox Technologies. 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/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 "fs_ft_pool.h"
40 #include "mlx5_core.h"
41 #include "eswitch.h"
42
mlx5_cmd_stub_update_root_ft(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,u32 underlay_qpn,bool disconnect)43 static int mlx5_cmd_stub_update_root_ft(struct mlx5_flow_root_namespace *ns,
44 struct mlx5_flow_table *ft,
45 u32 underlay_qpn,
46 bool disconnect)
47 {
48 return 0;
49 }
50
mlx5_cmd_stub_create_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_table_attr * ft_attr,struct mlx5_flow_table * next_ft)51 static int mlx5_cmd_stub_create_flow_table(struct mlx5_flow_root_namespace *ns,
52 struct mlx5_flow_table *ft,
53 struct mlx5_flow_table_attr *ft_attr,
54 struct mlx5_flow_table *next_ft)
55 {
56 int max_fte = ft_attr->max_fte;
57
58 ft->max_fte = max_fte ? roundup_pow_of_two(max_fte) : 1;
59
60 return 0;
61 }
62
mlx5_cmd_stub_destroy_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft)63 static int mlx5_cmd_stub_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
64 struct mlx5_flow_table *ft)
65 {
66 return 0;
67 }
68
mlx5_cmd_stub_modify_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_table * next_ft)69 static int mlx5_cmd_stub_modify_flow_table(struct mlx5_flow_root_namespace *ns,
70 struct mlx5_flow_table *ft,
71 struct mlx5_flow_table *next_ft)
72 {
73 return 0;
74 }
75
mlx5_cmd_stub_create_flow_group(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,u32 * in,struct mlx5_flow_group * fg)76 static int mlx5_cmd_stub_create_flow_group(struct mlx5_flow_root_namespace *ns,
77 struct mlx5_flow_table *ft,
78 u32 *in,
79 struct mlx5_flow_group *fg)
80 {
81 return 0;
82 }
83
mlx5_cmd_stub_destroy_flow_group(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * fg)84 static int mlx5_cmd_stub_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
85 struct mlx5_flow_table *ft,
86 struct mlx5_flow_group *fg)
87 {
88 return 0;
89 }
90
mlx5_cmd_stub_create_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * group,struct fs_fte * fte)91 static int mlx5_cmd_stub_create_fte(struct mlx5_flow_root_namespace *ns,
92 struct mlx5_flow_table *ft,
93 struct mlx5_flow_group *group,
94 struct fs_fte *fte)
95 {
96 return 0;
97 }
98
mlx5_cmd_stub_update_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * group,int modify_mask,struct fs_fte * fte)99 static int mlx5_cmd_stub_update_fte(struct mlx5_flow_root_namespace *ns,
100 struct mlx5_flow_table *ft,
101 struct mlx5_flow_group *group,
102 int modify_mask,
103 struct fs_fte *fte)
104 {
105 return -EOPNOTSUPP;
106 }
107
mlx5_cmd_stub_delete_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct fs_fte * fte)108 static int mlx5_cmd_stub_delete_fte(struct mlx5_flow_root_namespace *ns,
109 struct mlx5_flow_table *ft,
110 struct fs_fte *fte)
111 {
112 return 0;
113 }
114
mlx5_cmd_stub_packet_reformat_alloc(struct mlx5_flow_root_namespace * ns,struct mlx5_pkt_reformat_params * params,enum mlx5_flow_namespace_type namespace,struct mlx5_pkt_reformat * pkt_reformat)115 static int mlx5_cmd_stub_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns,
116 struct mlx5_pkt_reformat_params *params,
117 enum mlx5_flow_namespace_type namespace,
118 struct mlx5_pkt_reformat *pkt_reformat)
119 {
120 return 0;
121 }
122
mlx5_cmd_stub_packet_reformat_dealloc(struct mlx5_flow_root_namespace * ns,struct mlx5_pkt_reformat * pkt_reformat)123 static void mlx5_cmd_stub_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns,
124 struct mlx5_pkt_reformat *pkt_reformat)
125 {
126 }
127
mlx5_cmd_stub_modify_header_alloc(struct mlx5_flow_root_namespace * ns,u8 namespace,u8 num_actions,void * modify_actions,struct mlx5_modify_hdr * modify_hdr)128 static int mlx5_cmd_stub_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
129 u8 namespace, u8 num_actions,
130 void *modify_actions,
131 struct mlx5_modify_hdr *modify_hdr)
132 {
133 return 0;
134 }
135
mlx5_cmd_stub_modify_header_dealloc(struct mlx5_flow_root_namespace * ns,struct mlx5_modify_hdr * modify_hdr)136 static void mlx5_cmd_stub_modify_header_dealloc(struct mlx5_flow_root_namespace *ns,
137 struct mlx5_modify_hdr *modify_hdr)
138 {
139 }
140
mlx5_cmd_stub_set_peer(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_root_namespace * peer_ns,u16 peer_vhca_id)141 static int mlx5_cmd_stub_set_peer(struct mlx5_flow_root_namespace *ns,
142 struct mlx5_flow_root_namespace *peer_ns,
143 u16 peer_vhca_id)
144 {
145 return 0;
146 }
147
mlx5_cmd_stub_create_ns(struct mlx5_flow_root_namespace * ns)148 static int mlx5_cmd_stub_create_ns(struct mlx5_flow_root_namespace *ns)
149 {
150 return 0;
151 }
152
mlx5_cmd_stub_destroy_ns(struct mlx5_flow_root_namespace * ns)153 static int mlx5_cmd_stub_destroy_ns(struct mlx5_flow_root_namespace *ns)
154 {
155 return 0;
156 }
157
mlx5_cmd_stub_get_capabilities(struct mlx5_flow_root_namespace * ns,enum fs_flow_table_type ft_type)158 static u32 mlx5_cmd_stub_get_capabilities(struct mlx5_flow_root_namespace *ns,
159 enum fs_flow_table_type ft_type)
160 {
161 return 0;
162 }
163
mlx5_cmd_set_slave_root_fdb(struct mlx5_core_dev * master,struct mlx5_core_dev * slave,bool ft_id_valid,u32 ft_id)164 static int mlx5_cmd_set_slave_root_fdb(struct mlx5_core_dev *master,
165 struct mlx5_core_dev *slave,
166 bool ft_id_valid,
167 u32 ft_id)
168 {
169 u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {};
170 u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {};
171 struct mlx5_flow_root_namespace *root;
172 struct mlx5_flow_namespace *ns;
173
174 MLX5_SET(set_flow_table_root_in, in, opcode,
175 MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
176 MLX5_SET(set_flow_table_root_in, in, table_type,
177 FS_FT_FDB);
178 if (ft_id_valid) {
179 MLX5_SET(set_flow_table_root_in, in,
180 table_eswitch_owner_vhca_id_valid, 1);
181 MLX5_SET(set_flow_table_root_in, in,
182 table_eswitch_owner_vhca_id,
183 MLX5_CAP_GEN(master, vhca_id));
184 MLX5_SET(set_flow_table_root_in, in, table_id,
185 ft_id);
186 } else {
187 ns = mlx5_get_flow_namespace(slave,
188 MLX5_FLOW_NAMESPACE_FDB);
189 root = find_root(&ns->node);
190 MLX5_SET(set_flow_table_root_in, in, table_id,
191 root->root_ft->id);
192 }
193
194 return mlx5_cmd_exec(slave, in, sizeof(in), out, sizeof(out));
195 }
196
197 static int
mlx5_cmd_stub_destroy_match_definer(struct mlx5_flow_root_namespace * ns,int definer_id)198 mlx5_cmd_stub_destroy_match_definer(struct mlx5_flow_root_namespace *ns,
199 int definer_id)
200 {
201 return 0;
202 }
203
204 static int
mlx5_cmd_stub_create_match_definer(struct mlx5_flow_root_namespace * ns,u16 format_id,u32 * match_mask)205 mlx5_cmd_stub_create_match_definer(struct mlx5_flow_root_namespace *ns,
206 u16 format_id, u32 *match_mask)
207 {
208 return 0;
209 }
210
mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,u32 underlay_qpn,bool disconnect)211 static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns,
212 struct mlx5_flow_table *ft, u32 underlay_qpn,
213 bool disconnect)
214 {
215 u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {};
216 struct mlx5_core_dev *dev = ns->dev;
217 int err;
218
219 if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) &&
220 underlay_qpn == 0 &&
221 (ft->type != FS_FT_RDMA_RX && ft->type != FS_FT_RDMA_TX))
222 return 0;
223
224 if (ft->type == FS_FT_FDB &&
225 mlx5_lag_is_shared_fdb(dev) &&
226 !mlx5_lag_is_master(dev))
227 return 0;
228
229 MLX5_SET(set_flow_table_root_in, in, opcode,
230 MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
231 MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
232
233 if (disconnect)
234 MLX5_SET(set_flow_table_root_in, in, op_mod, 1);
235 else
236 MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
237
238 MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn);
239 MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
240 MLX5_SET(set_flow_table_root_in, in, other_vport,
241 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
242
243 err = mlx5_cmd_exec_in(dev, set_flow_table_root, in);
244 if (!err &&
245 ft->type == FS_FT_FDB &&
246 mlx5_lag_is_shared_fdb(dev) &&
247 mlx5_lag_is_master(dev)) {
248 struct mlx5_core_dev *peer_dev;
249 int i, j;
250
251 mlx5_lag_for_each_peer_mdev(dev, peer_dev, i) {
252 err = mlx5_cmd_set_slave_root_fdb(dev, peer_dev, !disconnect,
253 (!disconnect) ? ft->id : 0);
254 if (err && !disconnect) {
255 mlx5_lag_for_each_peer_mdev(dev, peer_dev, j) {
256 if (j < i)
257 mlx5_cmd_set_slave_root_fdb(dev, peer_dev, 1,
258 ns->root_ft->id);
259 else
260 break;
261 }
262
263 MLX5_SET(set_flow_table_root_in, in, op_mod, 0);
264 MLX5_SET(set_flow_table_root_in, in, table_id,
265 ns->root_ft->id);
266 mlx5_cmd_exec_in(dev, set_flow_table_root, in);
267 }
268 if (err)
269 break;
270 }
271
272 }
273
274 return err;
275 }
276
mlx5_cmd_create_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_table_attr * ft_attr,struct mlx5_flow_table * next_ft)277 static int mlx5_cmd_create_flow_table(struct mlx5_flow_root_namespace *ns,
278 struct mlx5_flow_table *ft,
279 struct mlx5_flow_table_attr *ft_attr,
280 struct mlx5_flow_table *next_ft)
281 {
282 int en_encap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT);
283 int en_decap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
284 int term = !!(ft->flags & MLX5_FLOW_TABLE_TERMINATION);
285 u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {};
286 u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {};
287 struct mlx5_core_dev *dev = ns->dev;
288 unsigned int size;
289 int err;
290
291 size = mlx5_ft_pool_get_avail_sz(dev, ft->type, ft_attr->max_fte);
292 if (!size)
293 return -ENOSPC;
294
295 MLX5_SET(create_flow_table_in, in, opcode,
296 MLX5_CMD_OP_CREATE_FLOW_TABLE);
297
298 MLX5_SET(create_flow_table_in, in, uid, ft_attr->uid);
299 MLX5_SET(create_flow_table_in, in, table_type, ft->type);
300 MLX5_SET(create_flow_table_in, in, flow_table_context.level, ft->level);
301 MLX5_SET(create_flow_table_in, in, flow_table_context.log_size, size ? ilog2(size) : 0);
302 MLX5_SET(create_flow_table_in, in, vport_number, ft->vport);
303 MLX5_SET(create_flow_table_in, in, other_vport,
304 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
305
306 MLX5_SET(create_flow_table_in, in, flow_table_context.decap_en,
307 en_decap);
308 MLX5_SET(create_flow_table_in, in, flow_table_context.reformat_en,
309 en_encap);
310 MLX5_SET(create_flow_table_in, in, flow_table_context.termination_table,
311 term);
312
313 switch (ft->op_mod) {
314 case FS_FT_OP_MOD_NORMAL:
315 if (next_ft) {
316 MLX5_SET(create_flow_table_in, in,
317 flow_table_context.table_miss_action,
318 MLX5_FLOW_TABLE_MISS_ACTION_FWD);
319 MLX5_SET(create_flow_table_in, in,
320 flow_table_context.table_miss_id, next_ft->id);
321 } else {
322 MLX5_SET(create_flow_table_in, in,
323 flow_table_context.table_miss_action,
324 ft->def_miss_action);
325 }
326 break;
327
328 case FS_FT_OP_MOD_LAG_DEMUX:
329 MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
330 if (next_ft)
331 MLX5_SET(create_flow_table_in, in,
332 flow_table_context.lag_master_next_table_id,
333 next_ft->id);
334 break;
335 }
336
337 err = mlx5_cmd_exec_inout(dev, create_flow_table, in, out);
338 if (!err) {
339 ft->id = MLX5_GET(create_flow_table_out, out,
340 table_id);
341 ft->max_fte = size;
342 } else {
343 mlx5_ft_pool_put_sz(ns->dev, size);
344 }
345
346 return err;
347 }
348
mlx5_cmd_destroy_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft)349 static int mlx5_cmd_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
350 struct mlx5_flow_table *ft)
351 {
352 u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {};
353 struct mlx5_core_dev *dev = ns->dev;
354 int err;
355
356 MLX5_SET(destroy_flow_table_in, in, opcode,
357 MLX5_CMD_OP_DESTROY_FLOW_TABLE);
358 MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
359 MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
360 MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
361 MLX5_SET(destroy_flow_table_in, in, other_vport,
362 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
363
364 err = mlx5_cmd_exec_in(dev, destroy_flow_table, in);
365 if (!err)
366 mlx5_ft_pool_put_sz(ns->dev, ft->max_fte);
367
368 return err;
369 }
370
mlx5_cmd_modify_flow_table(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_table * next_ft)371 static int mlx5_cmd_modify_flow_table(struct mlx5_flow_root_namespace *ns,
372 struct mlx5_flow_table *ft,
373 struct mlx5_flow_table *next_ft)
374 {
375 u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {};
376 struct mlx5_core_dev *dev = ns->dev;
377
378 MLX5_SET(modify_flow_table_in, in, opcode,
379 MLX5_CMD_OP_MODIFY_FLOW_TABLE);
380 MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
381 MLX5_SET(modify_flow_table_in, in, table_id, ft->id);
382
383 if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
384 MLX5_SET(modify_flow_table_in, in, modify_field_select,
385 MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
386 if (next_ft) {
387 MLX5_SET(modify_flow_table_in, in,
388 flow_table_context.lag_master_next_table_id, next_ft->id);
389 } else {
390 MLX5_SET(modify_flow_table_in, in,
391 flow_table_context.lag_master_next_table_id, 0);
392 }
393 } else {
394 MLX5_SET(modify_flow_table_in, in, vport_number, ft->vport);
395 MLX5_SET(modify_flow_table_in, in, other_vport,
396 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
397 MLX5_SET(modify_flow_table_in, in, modify_field_select,
398 MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
399 if (next_ft) {
400 MLX5_SET(modify_flow_table_in, in,
401 flow_table_context.table_miss_action,
402 MLX5_FLOW_TABLE_MISS_ACTION_FWD);
403 MLX5_SET(modify_flow_table_in, in,
404 flow_table_context.table_miss_id,
405 next_ft->id);
406 } else {
407 MLX5_SET(modify_flow_table_in, in,
408 flow_table_context.table_miss_action,
409 ft->def_miss_action);
410 }
411 }
412
413 return mlx5_cmd_exec_in(dev, modify_flow_table, in);
414 }
415
mlx5_cmd_create_flow_group(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,u32 * in,struct mlx5_flow_group * fg)416 static int mlx5_cmd_create_flow_group(struct mlx5_flow_root_namespace *ns,
417 struct mlx5_flow_table *ft,
418 u32 *in,
419 struct mlx5_flow_group *fg)
420 {
421 u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {};
422 struct mlx5_core_dev *dev = ns->dev;
423 int err;
424
425 MLX5_SET(create_flow_group_in, in, opcode,
426 MLX5_CMD_OP_CREATE_FLOW_GROUP);
427 MLX5_SET(create_flow_group_in, in, table_type, ft->type);
428 MLX5_SET(create_flow_group_in, in, table_id, ft->id);
429 MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
430 MLX5_SET(create_flow_group_in, in, other_vport,
431 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
432 err = mlx5_cmd_exec_inout(dev, create_flow_group, in, out);
433 if (!err)
434 fg->id = MLX5_GET(create_flow_group_out, out,
435 group_id);
436 return err;
437 }
438
mlx5_cmd_destroy_flow_group(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * fg)439 static int mlx5_cmd_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
440 struct mlx5_flow_table *ft,
441 struct mlx5_flow_group *fg)
442 {
443 u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {};
444 struct mlx5_core_dev *dev = ns->dev;
445
446 MLX5_SET(destroy_flow_group_in, in, opcode,
447 MLX5_CMD_OP_DESTROY_FLOW_GROUP);
448 MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
449 MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
450 MLX5_SET(destroy_flow_group_in, in, group_id, fg->id);
451 MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
452 MLX5_SET(destroy_flow_group_in, in, other_vport,
453 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
454 return mlx5_cmd_exec_in(dev, destroy_flow_group, in);
455 }
456
mlx5_set_extended_dest(struct mlx5_core_dev * dev,struct fs_fte * fte,bool * extended_dest)457 static int mlx5_set_extended_dest(struct mlx5_core_dev *dev,
458 struct fs_fte *fte, bool *extended_dest)
459 {
460 int fw_log_max_fdb_encap_uplink =
461 MLX5_CAP_ESW(dev, log_max_fdb_encap_uplink);
462 int num_fwd_destinations = 0;
463 struct mlx5_flow_rule *dst;
464 int num_encap = 0;
465
466 *extended_dest = false;
467 if (!(fte->act_dests.action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST))
468 return 0;
469
470 list_for_each_entry(dst, &fte->node.children, node.list) {
471 if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER ||
472 dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_NONE)
473 continue;
474 if ((dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_VPORT ||
475 dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_UPLINK) &&
476 dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID)
477 num_encap++;
478 num_fwd_destinations++;
479 }
480 if (num_fwd_destinations > 1 && num_encap > 0)
481 *extended_dest = true;
482
483 if (*extended_dest && !fw_log_max_fdb_encap_uplink) {
484 mlx5_core_warn(dev, "FW does not support extended destination");
485 return -EOPNOTSUPP;
486 }
487 if (num_encap > (1 << fw_log_max_fdb_encap_uplink)) {
488 mlx5_core_warn(dev, "FW does not support more than %d encaps",
489 1 << fw_log_max_fdb_encap_uplink);
490 return -EOPNOTSUPP;
491 }
492
493 return 0;
494 }
495
496 static void
mlx5_cmd_set_fte_flow_meter(struct fs_fte * fte,void * in_flow_context)497 mlx5_cmd_set_fte_flow_meter(struct fs_fte *fte, void *in_flow_context)
498 {
499 void *exe_aso_ctrl;
500 void *execute_aso;
501
502 execute_aso = MLX5_ADDR_OF(flow_context, in_flow_context,
503 execute_aso[0]);
504 MLX5_SET(execute_aso, execute_aso, valid, 1);
505 MLX5_SET(execute_aso, execute_aso, aso_object_id,
506 fte->act_dests.action.exe_aso.object_id);
507
508 exe_aso_ctrl = MLX5_ADDR_OF(execute_aso, execute_aso, exe_aso_ctrl);
509 MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, return_reg_id,
510 fte->act_dests.action.exe_aso.return_reg_id);
511 MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, aso_type,
512 fte->act_dests.action.exe_aso.type);
513 MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, init_color,
514 fte->act_dests.action.exe_aso.flow_meter.init_color);
515 MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, meter_id,
516 fte->act_dests.action.exe_aso.flow_meter.meter_idx);
517 }
518
mlx5_cmd_set_fte(struct mlx5_core_dev * dev,int opmod,int modify_mask,struct mlx5_flow_table * ft,unsigned group_id,struct fs_fte * fte)519 static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
520 int opmod, int modify_mask,
521 struct mlx5_flow_table *ft,
522 unsigned group_id,
523 struct fs_fte *fte)
524 {
525 u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
526 bool extended_dest = false;
527 struct mlx5_flow_rule *dst;
528 void *in_flow_context, *vlan;
529 void *in_match_value;
530 u32 reformat_id = 0;
531 unsigned int inlen;
532 int dst_cnt_size;
533 u32 *in, action;
534 void *in_dests;
535 int err;
536
537 if (mlx5_set_extended_dest(dev, fte, &extended_dest))
538 return -EOPNOTSUPP;
539
540 if (!extended_dest)
541 dst_cnt_size = MLX5_ST_SZ_BYTES(dest_format_struct);
542 else
543 dst_cnt_size = MLX5_ST_SZ_BYTES(extended_dest_format);
544
545 inlen = MLX5_ST_SZ_BYTES(set_fte_in) + fte->act_dests.dests_size * dst_cnt_size;
546 in = kvzalloc(inlen, GFP_KERNEL);
547 if (!in)
548 return -ENOMEM;
549
550 MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
551 MLX5_SET(set_fte_in, in, op_mod, opmod);
552 MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
553 MLX5_SET(set_fte_in, in, table_type, ft->type);
554 MLX5_SET(set_fte_in, in, table_id, ft->id);
555 MLX5_SET(set_fte_in, in, flow_index, fte->index);
556 MLX5_SET(set_fte_in, in, ignore_flow_level,
557 !!(fte->act_dests.action.flags & FLOW_ACT_IGNORE_FLOW_LEVEL));
558
559 MLX5_SET(set_fte_in, in, vport_number, ft->vport);
560 MLX5_SET(set_fte_in, in, other_vport,
561 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
562
563 in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
564 MLX5_SET(flow_context, in_flow_context, group_id, group_id);
565
566 MLX5_SET(flow_context, in_flow_context, flow_tag,
567 fte->act_dests.flow_context.flow_tag);
568 MLX5_SET(flow_context, in_flow_context, flow_source,
569 fte->act_dests.flow_context.flow_source);
570 MLX5_SET(flow_context, in_flow_context, uplink_hairpin_en,
571 !!(fte->act_dests.flow_context.flags & FLOW_CONTEXT_UPLINK_HAIRPIN_EN));
572
573 MLX5_SET(flow_context, in_flow_context, extended_destination,
574 extended_dest);
575
576 action = fte->act_dests.action.action;
577 if (extended_dest)
578 action &= ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
579
580 MLX5_SET(flow_context, in_flow_context, action, action);
581
582 if (!extended_dest && fte->act_dests.action.pkt_reformat) {
583 struct mlx5_pkt_reformat *pkt_reformat =
584 fte->act_dests.action.pkt_reformat;
585
586 err = mlx5_fs_get_packet_reformat_id(pkt_reformat,
587 &reformat_id);
588 if (err) {
589 mlx5_core_err(dev,
590 "Unsupported pkt_reformat type (%d)\n",
591 pkt_reformat->reformat_type);
592 goto err_out;
593 }
594 }
595
596 MLX5_SET(flow_context, in_flow_context, packet_reformat_id,
597 reformat_id);
598
599 if (fte->act_dests.action.modify_hdr) {
600 if (fte->act_dests.action.modify_hdr->owner == MLX5_FLOW_RESOURCE_OWNER_SW) {
601 mlx5_core_err(dev, "Can't use SW-owned modify_hdr in FW-owned table\n");
602 err = -EOPNOTSUPP;
603 goto err_out;
604 }
605
606 MLX5_SET(flow_context, in_flow_context, modify_header_id,
607 fte->act_dests.action.modify_hdr->id);
608 }
609
610 MLX5_SET(flow_context, in_flow_context, encrypt_decrypt_type,
611 fte->act_dests.action.crypto.type);
612 MLX5_SET(flow_context, in_flow_context, encrypt_decrypt_obj_id,
613 fte->act_dests.action.crypto.obj_id);
614
615 vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan);
616
617 MLX5_SET(vlan, vlan, ethtype, fte->act_dests.action.vlan[0].ethtype);
618 MLX5_SET(vlan, vlan, vid, fte->act_dests.action.vlan[0].vid);
619 MLX5_SET(vlan, vlan, prio, fte->act_dests.action.vlan[0].prio);
620
621 vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan_2);
622
623 MLX5_SET(vlan, vlan, ethtype, fte->act_dests.action.vlan[1].ethtype);
624 MLX5_SET(vlan, vlan, vid, fte->act_dests.action.vlan[1].vid);
625 MLX5_SET(vlan, vlan, prio, fte->act_dests.action.vlan[1].prio);
626
627 in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
628 match_value);
629 memcpy(in_match_value, &fte->val, sizeof(fte->val));
630
631 in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
632 if (fte->act_dests.action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
633 int list_size = 0;
634
635 list_for_each_entry(dst, &fte->node.children, node.list) {
636 enum mlx5_flow_destination_type type = dst->dest_attr.type;
637 enum mlx5_ifc_flow_destination_type ifc_type;
638 unsigned int id;
639
640 if (type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
641 continue;
642
643 switch (type) {
644 case MLX5_FLOW_DESTINATION_TYPE_NONE:
645 continue;
646 case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM:
647 id = dst->dest_attr.ft_num;
648 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_FLOW_TABLE;
649 break;
650 case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE:
651 id = dst->dest_attr.ft->id;
652 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_FLOW_TABLE;
653 break;
654 case MLX5_FLOW_DESTINATION_TYPE_UPLINK:
655 case MLX5_FLOW_DESTINATION_TYPE_VPORT:
656 MLX5_SET(dest_format_struct, in_dests,
657 destination_eswitch_owner_vhca_id_valid,
658 !!(dst->dest_attr.vport.flags &
659 MLX5_FLOW_DEST_VPORT_VHCA_ID));
660 MLX5_SET(dest_format_struct, in_dests,
661 destination_eswitch_owner_vhca_id,
662 dst->dest_attr.vport.vhca_id);
663 if (type == MLX5_FLOW_DESTINATION_TYPE_UPLINK) {
664 /* destination_id is reserved */
665 id = 0;
666 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_UPLINK;
667 break;
668 }
669 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_VPORT;
670 id = dst->dest_attr.vport.num;
671 if (extended_dest &&
672 dst->dest_attr.vport.pkt_reformat) {
673 MLX5_SET(dest_format_struct, in_dests,
674 packet_reformat,
675 !!(dst->dest_attr.vport.flags &
676 MLX5_FLOW_DEST_VPORT_REFORMAT_ID));
677 MLX5_SET(extended_dest_format, in_dests,
678 packet_reformat_id,
679 dst->dest_attr.vport.pkt_reformat->id);
680 }
681 break;
682 case MLX5_FLOW_DESTINATION_TYPE_FLOW_SAMPLER:
683 id = dst->dest_attr.sampler_id;
684 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_FLOW_SAMPLER;
685 break;
686 case MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE:
687 MLX5_SET(dest_format_struct, in_dests,
688 destination_table_type, dst->dest_attr.ft->type);
689 id = dst->dest_attr.ft->id;
690 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TABLE_TYPE;
691 break;
692 default:
693 id = dst->dest_attr.tir_num;
694 ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TIR;
695 }
696
697 MLX5_SET(dest_format_struct, in_dests, destination_type,
698 ifc_type);
699 MLX5_SET(dest_format_struct, in_dests, destination_id, id);
700 in_dests += dst_cnt_size;
701 list_size++;
702 }
703
704 MLX5_SET(flow_context, in_flow_context, destination_list_size,
705 list_size);
706 }
707
708 if (fte->act_dests.action.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
709 int max_list_size = BIT(MLX5_CAP_FLOWTABLE_TYPE(dev,
710 log_max_flow_counter,
711 ft->type));
712 int list_size = 0;
713
714 list_for_each_entry(dst, &fte->node.children, node.list) {
715 if (dst->dest_attr.type !=
716 MLX5_FLOW_DESTINATION_TYPE_COUNTER)
717 continue;
718
719 MLX5_SET(flow_counter_list, in_dests, flow_counter_id,
720 mlx5_fc_id(dst->dest_attr.counter));
721 in_dests += dst_cnt_size;
722 list_size++;
723 }
724 if (list_size > max_list_size) {
725 err = -EINVAL;
726 goto err_out;
727 }
728
729 MLX5_SET(flow_context, in_flow_context, flow_counter_list_size,
730 list_size);
731 }
732
733 if (fte->act_dests.action.action & MLX5_FLOW_CONTEXT_ACTION_EXECUTE_ASO) {
734 if (fte->act_dests.action.exe_aso.type == MLX5_EXE_ASO_FLOW_METER) {
735 mlx5_cmd_set_fte_flow_meter(fte, in_flow_context);
736 } else {
737 err = -EOPNOTSUPP;
738 goto err_out;
739 }
740 }
741
742 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
743 err_out:
744 kvfree(in);
745 return err;
746 }
747
mlx5_cmd_create_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * group,struct fs_fte * fte)748 static int mlx5_cmd_create_fte(struct mlx5_flow_root_namespace *ns,
749 struct mlx5_flow_table *ft,
750 struct mlx5_flow_group *group,
751 struct fs_fte *fte)
752 {
753 struct mlx5_core_dev *dev = ns->dev;
754 unsigned int group_id = group->id;
755
756 return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
757 }
758
mlx5_cmd_update_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct mlx5_flow_group * fg,int modify_mask,struct fs_fte * fte)759 static int mlx5_cmd_update_fte(struct mlx5_flow_root_namespace *ns,
760 struct mlx5_flow_table *ft,
761 struct mlx5_flow_group *fg,
762 int modify_mask,
763 struct fs_fte *fte)
764 {
765 int opmod;
766 struct mlx5_core_dev *dev = ns->dev;
767 int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
768 flow_table_properties_nic_receive.
769 flow_modify_en);
770 if (!atomic_mod_cap)
771 return -EOPNOTSUPP;
772 opmod = 1;
773
774 return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, fg->id, fte);
775 }
776
mlx5_cmd_delete_fte(struct mlx5_flow_root_namespace * ns,struct mlx5_flow_table * ft,struct fs_fte * fte)777 static int mlx5_cmd_delete_fte(struct mlx5_flow_root_namespace *ns,
778 struct mlx5_flow_table *ft,
779 struct fs_fte *fte)
780 {
781 u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {};
782 struct mlx5_core_dev *dev = ns->dev;
783
784 MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
785 MLX5_SET(delete_fte_in, in, table_type, ft->type);
786 MLX5_SET(delete_fte_in, in, table_id, ft->id);
787 MLX5_SET(delete_fte_in, in, flow_index, fte->index);
788 MLX5_SET(delete_fte_in, in, vport_number, ft->vport);
789 MLX5_SET(delete_fte_in, in, other_vport,
790 !!(ft->flags & MLX5_FLOW_TABLE_OTHER_VPORT));
791
792 return mlx5_cmd_exec_in(dev, delete_fte, in);
793 }
794
mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev * dev,enum mlx5_fc_bulk_alloc_bitmask alloc_bitmask,u32 * id)795 int mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev,
796 enum mlx5_fc_bulk_alloc_bitmask alloc_bitmask,
797 u32 *id)
798 {
799 u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {};
800 u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {};
801 int err;
802
803 MLX5_SET(alloc_flow_counter_in, in, opcode,
804 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
805 MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, alloc_bitmask);
806
807 err = mlx5_cmd_exec_inout(dev, alloc_flow_counter, in, out);
808 if (!err)
809 *id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
810 return err;
811 }
812
mlx5_cmd_fc_alloc(struct mlx5_core_dev * dev,u32 * id)813 int mlx5_cmd_fc_alloc(struct mlx5_core_dev *dev, u32 *id)
814 {
815 return mlx5_cmd_fc_bulk_alloc(dev, 0, id);
816 }
817
mlx5_cmd_fc_free(struct mlx5_core_dev * dev,u32 id)818 int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u32 id)
819 {
820 u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)] = {};
821
822 MLX5_SET(dealloc_flow_counter_in, in, opcode,
823 MLX5_CMD_OP_DEALLOC_FLOW_COUNTER);
824 MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id);
825 return mlx5_cmd_exec_in(dev, dealloc_flow_counter, in);
826 }
827
mlx5_cmd_fc_query(struct mlx5_core_dev * dev,u32 id,u64 * packets,u64 * bytes)828 int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u32 id,
829 u64 *packets, u64 *bytes)
830 {
831 u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
832 MLX5_ST_SZ_BYTES(traffic_counter)] = {};
833 u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {};
834 void *stats;
835 int err = 0;
836
837 MLX5_SET(query_flow_counter_in, in, opcode,
838 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
839 MLX5_SET(query_flow_counter_in, in, op_mod, 0);
840 MLX5_SET(query_flow_counter_in, in, flow_counter_id, id);
841 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
842 if (err)
843 return err;
844
845 stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics);
846 *packets = MLX5_GET64(traffic_counter, stats, packets);
847 *bytes = MLX5_GET64(traffic_counter, stats, octets);
848 return 0;
849 }
850
mlx5_cmd_fc_get_bulk_query_out_len(int bulk_len)851 int mlx5_cmd_fc_get_bulk_query_out_len(int bulk_len)
852 {
853 return MLX5_ST_SZ_BYTES(query_flow_counter_out) +
854 MLX5_ST_SZ_BYTES(traffic_counter) * bulk_len;
855 }
856
mlx5_cmd_fc_bulk_query(struct mlx5_core_dev * dev,u32 base_id,int bulk_len,u32 * out)857 int mlx5_cmd_fc_bulk_query(struct mlx5_core_dev *dev, u32 base_id, int bulk_len,
858 u32 *out)
859 {
860 int outlen = mlx5_cmd_fc_get_bulk_query_out_len(bulk_len);
861 u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {};
862
863 MLX5_SET(query_flow_counter_in, in, opcode,
864 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
865 MLX5_SET(query_flow_counter_in, in, flow_counter_id, base_id);
866 MLX5_SET(query_flow_counter_in, in, num_of_counters, bulk_len);
867 return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
868 }
869
mlx5_cmd_packet_reformat_alloc(struct mlx5_flow_root_namespace * ns,struct mlx5_pkt_reformat_params * params,enum mlx5_flow_namespace_type namespace,struct mlx5_pkt_reformat * pkt_reformat)870 static int mlx5_cmd_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns,
871 struct mlx5_pkt_reformat_params *params,
872 enum mlx5_flow_namespace_type namespace,
873 struct mlx5_pkt_reformat *pkt_reformat)
874 {
875 u32 out[MLX5_ST_SZ_DW(alloc_packet_reformat_context_out)] = {};
876 struct mlx5_core_dev *dev = ns->dev;
877 void *packet_reformat_context_in;
878 int max_encap_size;
879 void *reformat;
880 int inlen;
881 int err;
882 u32 *in;
883
884 if (namespace == MLX5_FLOW_NAMESPACE_FDB ||
885 namespace == MLX5_FLOW_NAMESPACE_FDB_BYPASS)
886 max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size);
887 else
888 max_encap_size = MLX5_CAP_FLOWTABLE(dev, max_encap_header_size);
889
890 if (params->size > max_encap_size) {
891 mlx5_core_warn(dev, "encap size %zd too big, max supported is %d\n",
892 params->size, max_encap_size);
893 return -EINVAL;
894 }
895
896 in = kzalloc(MLX5_ST_SZ_BYTES(alloc_packet_reformat_context_in) +
897 params->size, GFP_KERNEL);
898 if (!in)
899 return -ENOMEM;
900
901 packet_reformat_context_in = MLX5_ADDR_OF(alloc_packet_reformat_context_in,
902 in, packet_reformat_context);
903 reformat = MLX5_ADDR_OF(packet_reformat_context_in,
904 packet_reformat_context_in,
905 reformat_data);
906 inlen = reformat - (void *)in + params->size;
907
908 MLX5_SET(alloc_packet_reformat_context_in, in, opcode,
909 MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT);
910 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
911 reformat_data_size, params->size);
912 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
913 reformat_type, params->type);
914 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
915 reformat_param_0, params->param_0);
916 MLX5_SET(packet_reformat_context_in, packet_reformat_context_in,
917 reformat_param_1, params->param_1);
918 if (params->data && params->size)
919 memcpy(reformat, params->data, params->size);
920
921 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
922
923 pkt_reformat->id = MLX5_GET(alloc_packet_reformat_context_out,
924 out, packet_reformat_id);
925 pkt_reformat->owner = MLX5_FLOW_RESOURCE_OWNER_FW;
926
927 kfree(in);
928 return err;
929 }
930
mlx5_cmd_packet_reformat_dealloc(struct mlx5_flow_root_namespace * ns,struct mlx5_pkt_reformat * pkt_reformat)931 static void mlx5_cmd_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns,
932 struct mlx5_pkt_reformat *pkt_reformat)
933 {
934 u32 in[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_in)] = {};
935 struct mlx5_core_dev *dev = ns->dev;
936
937 MLX5_SET(dealloc_packet_reformat_context_in, in, opcode,
938 MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT);
939 MLX5_SET(dealloc_packet_reformat_context_in, in, packet_reformat_id,
940 pkt_reformat->id);
941
942 mlx5_cmd_exec_in(dev, dealloc_packet_reformat_context, in);
943 }
944
mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace * ns,u8 namespace,u8 num_actions,void * modify_actions,struct mlx5_modify_hdr * modify_hdr)945 static int mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
946 u8 namespace, u8 num_actions,
947 void *modify_actions,
948 struct mlx5_modify_hdr *modify_hdr)
949 {
950 u32 out[MLX5_ST_SZ_DW(alloc_modify_header_context_out)] = {};
951 int max_actions, actions_size, inlen, err;
952 struct mlx5_core_dev *dev = ns->dev;
953 void *actions_in;
954 u8 table_type;
955 u32 *in;
956
957 switch (namespace) {
958 case MLX5_FLOW_NAMESPACE_FDB:
959 case MLX5_FLOW_NAMESPACE_FDB_BYPASS:
960 max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, max_modify_header_actions);
961 table_type = FS_FT_FDB;
962 break;
963 case MLX5_FLOW_NAMESPACE_KERNEL_RX_MACSEC:
964 case MLX5_FLOW_NAMESPACE_KERNEL:
965 case MLX5_FLOW_NAMESPACE_BYPASS:
966 max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(dev, max_modify_header_actions);
967 table_type = FS_FT_NIC_RX;
968 break;
969 case MLX5_FLOW_NAMESPACE_EGRESS:
970 case MLX5_FLOW_NAMESPACE_EGRESS_IPSEC:
971 case MLX5_FLOW_NAMESPACE_EGRESS_MACSEC:
972 max_actions = MLX5_CAP_FLOWTABLE_NIC_TX(dev, max_modify_header_actions);
973 table_type = FS_FT_NIC_TX;
974 break;
975 case MLX5_FLOW_NAMESPACE_ESW_INGRESS:
976 max_actions = MLX5_CAP_ESW_INGRESS_ACL(dev, max_modify_header_actions);
977 table_type = FS_FT_ESW_INGRESS_ACL;
978 break;
979 case MLX5_FLOW_NAMESPACE_RDMA_TX_MACSEC:
980 case MLX5_FLOW_NAMESPACE_RDMA_TX:
981 max_actions = MLX5_CAP_FLOWTABLE_RDMA_TX(dev, max_modify_header_actions);
982 table_type = FS_FT_RDMA_TX;
983 break;
984 default:
985 return -EOPNOTSUPP;
986 }
987
988 if (num_actions > max_actions) {
989 mlx5_core_warn(dev, "too many modify header actions %d, max supported %d\n",
990 num_actions, max_actions);
991 return -EOPNOTSUPP;
992 }
993
994 actions_size = MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto) * num_actions;
995 inlen = MLX5_ST_SZ_BYTES(alloc_modify_header_context_in) + actions_size;
996
997 in = kzalloc(inlen, GFP_KERNEL);
998 if (!in)
999 return -ENOMEM;
1000
1001 MLX5_SET(alloc_modify_header_context_in, in, opcode,
1002 MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT);
1003 MLX5_SET(alloc_modify_header_context_in, in, table_type, table_type);
1004 MLX5_SET(alloc_modify_header_context_in, in, num_of_actions, num_actions);
1005
1006 actions_in = MLX5_ADDR_OF(alloc_modify_header_context_in, in, actions);
1007 memcpy(actions_in, modify_actions, actions_size);
1008
1009 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
1010
1011 modify_hdr->id = MLX5_GET(alloc_modify_header_context_out, out, modify_header_id);
1012 modify_hdr->owner = MLX5_FLOW_RESOURCE_OWNER_FW;
1013 kfree(in);
1014 return err;
1015 }
1016
mlx5_cmd_modify_header_dealloc(struct mlx5_flow_root_namespace * ns,struct mlx5_modify_hdr * modify_hdr)1017 static void mlx5_cmd_modify_header_dealloc(struct mlx5_flow_root_namespace *ns,
1018 struct mlx5_modify_hdr *modify_hdr)
1019 {
1020 u32 in[MLX5_ST_SZ_DW(dealloc_modify_header_context_in)] = {};
1021 struct mlx5_core_dev *dev = ns->dev;
1022
1023 MLX5_SET(dealloc_modify_header_context_in, in, opcode,
1024 MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT);
1025 MLX5_SET(dealloc_modify_header_context_in, in, modify_header_id,
1026 modify_hdr->id);
1027
1028 mlx5_cmd_exec_in(dev, dealloc_modify_header_context, in);
1029 }
1030
mlx5_cmd_destroy_match_definer(struct mlx5_flow_root_namespace * ns,int definer_id)1031 static int mlx5_cmd_destroy_match_definer(struct mlx5_flow_root_namespace *ns,
1032 int definer_id)
1033 {
1034 u32 in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {};
1035 u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
1036
1037 MLX5_SET(general_obj_in_cmd_hdr, in, opcode,
1038 MLX5_CMD_OP_DESTROY_GENERAL_OBJECT);
1039 MLX5_SET(general_obj_in_cmd_hdr, in, obj_type,
1040 MLX5_OBJ_TYPE_MATCH_DEFINER);
1041 MLX5_SET(general_obj_in_cmd_hdr, in, obj_id, definer_id);
1042
1043 return mlx5_cmd_exec(ns->dev, in, sizeof(in), out, sizeof(out));
1044 }
1045
mlx5_cmd_create_match_definer(struct mlx5_flow_root_namespace * ns,u16 format_id,u32 * match_mask)1046 static int mlx5_cmd_create_match_definer(struct mlx5_flow_root_namespace *ns,
1047 u16 format_id, u32 *match_mask)
1048 {
1049 u32 out[MLX5_ST_SZ_DW(create_match_definer_out)] = {};
1050 u32 in[MLX5_ST_SZ_DW(create_match_definer_in)] = {};
1051 struct mlx5_core_dev *dev = ns->dev;
1052 void *ptr;
1053 int err;
1054
1055 MLX5_SET(create_match_definer_in, in, general_obj_in_cmd_hdr.opcode,
1056 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
1057 MLX5_SET(create_match_definer_in, in, general_obj_in_cmd_hdr.obj_type,
1058 MLX5_OBJ_TYPE_MATCH_DEFINER);
1059
1060 ptr = MLX5_ADDR_OF(create_match_definer_in, in, obj_context);
1061 MLX5_SET(match_definer, ptr, format_id, format_id);
1062
1063 ptr = MLX5_ADDR_OF(match_definer, ptr, match_mask);
1064 memcpy(ptr, match_mask, MLX5_FLD_SZ_BYTES(match_definer, match_mask));
1065
1066 err = mlx5_cmd_exec_inout(dev, create_match_definer, in, out);
1067 return err ? err : MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
1068 }
1069
mlx5_cmd_get_capabilities(struct mlx5_flow_root_namespace * ns,enum fs_flow_table_type ft_type)1070 static u32 mlx5_cmd_get_capabilities(struct mlx5_flow_root_namespace *ns,
1071 enum fs_flow_table_type ft_type)
1072 {
1073 return MLX5_FLOW_STEERING_CAP_DUPLICATE_MATCH;
1074 }
1075
1076 static const struct mlx5_flow_cmds mlx5_flow_cmds = {
1077 .create_flow_table = mlx5_cmd_create_flow_table,
1078 .destroy_flow_table = mlx5_cmd_destroy_flow_table,
1079 .modify_flow_table = mlx5_cmd_modify_flow_table,
1080 .create_flow_group = mlx5_cmd_create_flow_group,
1081 .destroy_flow_group = mlx5_cmd_destroy_flow_group,
1082 .create_fte = mlx5_cmd_create_fte,
1083 .update_fte = mlx5_cmd_update_fte,
1084 .delete_fte = mlx5_cmd_delete_fte,
1085 .update_root_ft = mlx5_cmd_update_root_ft,
1086 .packet_reformat_alloc = mlx5_cmd_packet_reformat_alloc,
1087 .packet_reformat_dealloc = mlx5_cmd_packet_reformat_dealloc,
1088 .modify_header_alloc = mlx5_cmd_modify_header_alloc,
1089 .modify_header_dealloc = mlx5_cmd_modify_header_dealloc,
1090 .create_match_definer = mlx5_cmd_create_match_definer,
1091 .destroy_match_definer = mlx5_cmd_destroy_match_definer,
1092 .set_peer = mlx5_cmd_stub_set_peer,
1093 .create_ns = mlx5_cmd_stub_create_ns,
1094 .destroy_ns = mlx5_cmd_stub_destroy_ns,
1095 .get_capabilities = mlx5_cmd_get_capabilities,
1096 };
1097
1098 static const struct mlx5_flow_cmds mlx5_flow_cmd_stubs = {
1099 .create_flow_table = mlx5_cmd_stub_create_flow_table,
1100 .destroy_flow_table = mlx5_cmd_stub_destroy_flow_table,
1101 .modify_flow_table = mlx5_cmd_stub_modify_flow_table,
1102 .create_flow_group = mlx5_cmd_stub_create_flow_group,
1103 .destroy_flow_group = mlx5_cmd_stub_destroy_flow_group,
1104 .create_fte = mlx5_cmd_stub_create_fte,
1105 .update_fte = mlx5_cmd_stub_update_fte,
1106 .delete_fte = mlx5_cmd_stub_delete_fte,
1107 .update_root_ft = mlx5_cmd_stub_update_root_ft,
1108 .packet_reformat_alloc = mlx5_cmd_stub_packet_reformat_alloc,
1109 .packet_reformat_dealloc = mlx5_cmd_stub_packet_reformat_dealloc,
1110 .modify_header_alloc = mlx5_cmd_stub_modify_header_alloc,
1111 .modify_header_dealloc = mlx5_cmd_stub_modify_header_dealloc,
1112 .create_match_definer = mlx5_cmd_stub_create_match_definer,
1113 .destroy_match_definer = mlx5_cmd_stub_destroy_match_definer,
1114 .set_peer = mlx5_cmd_stub_set_peer,
1115 .create_ns = mlx5_cmd_stub_create_ns,
1116 .destroy_ns = mlx5_cmd_stub_destroy_ns,
1117 .get_capabilities = mlx5_cmd_stub_get_capabilities,
1118 };
1119
mlx5_fs_cmd_get_fw_cmds(void)1120 const struct mlx5_flow_cmds *mlx5_fs_cmd_get_fw_cmds(void)
1121 {
1122 return &mlx5_flow_cmds;
1123 }
1124
mlx5_fs_cmd_get_stub_cmds(void)1125 static const struct mlx5_flow_cmds *mlx5_fs_cmd_get_stub_cmds(void)
1126 {
1127 return &mlx5_flow_cmd_stubs;
1128 }
1129
mlx5_fs_cmd_get_default(enum fs_flow_table_type type)1130 const struct mlx5_flow_cmds *mlx5_fs_cmd_get_default(enum fs_flow_table_type type)
1131 {
1132 switch (type) {
1133 case FS_FT_NIC_RX:
1134 case FS_FT_ESW_EGRESS_ACL:
1135 case FS_FT_ESW_INGRESS_ACL:
1136 case FS_FT_FDB:
1137 case FS_FT_SNIFFER_RX:
1138 case FS_FT_SNIFFER_TX:
1139 case FS_FT_NIC_TX:
1140 case FS_FT_RDMA_RX:
1141 case FS_FT_RDMA_TX:
1142 case FS_FT_PORT_SEL:
1143 case FS_FT_RDMA_TRANSPORT_RX:
1144 case FS_FT_RDMA_TRANSPORT_TX:
1145 return mlx5_fs_cmd_get_fw_cmds();
1146 default:
1147 return mlx5_fs_cmd_get_stub_cmds();
1148 }
1149 }
1150
mlx5_fs_cmd_set_l2table_entry_silent(struct mlx5_core_dev * dev,u8 silent_mode)1151 int mlx5_fs_cmd_set_l2table_entry_silent(struct mlx5_core_dev *dev, u8 silent_mode)
1152 {
1153 u32 in[MLX5_ST_SZ_DW(set_l2_table_entry_in)] = {};
1154
1155 if (silent_mode && !MLX5_CAP_GEN(dev, silent_mode))
1156 return -EOPNOTSUPP;
1157
1158 MLX5_SET(set_l2_table_entry_in, in, opcode, MLX5_CMD_OP_SET_L2_TABLE_ENTRY);
1159 MLX5_SET(set_l2_table_entry_in, in, silent_mode_valid, 1);
1160 MLX5_SET(set_l2_table_entry_in, in, silent_mode, silent_mode);
1161
1162 return mlx5_cmd_exec_in(dev, set_l2_table_entry, in);
1163 }
1164
mlx5_fs_cmd_set_tx_flow_table_root(struct mlx5_core_dev * dev,u32 ft_id,bool disconnect)1165 int mlx5_fs_cmd_set_tx_flow_table_root(struct mlx5_core_dev *dev, u32 ft_id, bool disconnect)
1166 {
1167 u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {};
1168 u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {};
1169
1170 if (disconnect && MLX5_CAP_FLOWTABLE_NIC_TX(dev, reset_root_to_default))
1171 return -EOPNOTSUPP;
1172
1173 MLX5_SET(set_flow_table_root_in, in, opcode,
1174 MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
1175 MLX5_SET(set_flow_table_root_in, in, table_type,
1176 FS_FT_NIC_TX);
1177 if (disconnect)
1178 MLX5_SET(set_flow_table_root_in, in, op_mod, 1);
1179 else
1180 MLX5_SET(set_flow_table_root_in, in, table_id, ft_id);
1181
1182 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
1183 }
1184