1 /*-
2 * Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 #include "opt_rss.h"
27 #include "opt_ratelimit.h"
28
29 #include <dev/mlx5/driver.h>
30 #include <dev/mlx5/mlx5_core/mlx5_core.h>
31 #include <dev/mlx5/mlx5_core/transobj.h>
32
mlx5_alloc_transport_domain(struct mlx5_core_dev * dev,u32 * tdn,u32 uid)33 int mlx5_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn, u32 uid)
34 {
35 u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
36 u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
37 int err;
38
39 MLX5_SET(alloc_transport_domain_in, in, opcode,
40 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
41 MLX5_SET(alloc_transport_domain_in, in, uid, uid);
42
43 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
44 if (!err)
45 *tdn = MLX5_GET(alloc_transport_domain_out, out,
46 transport_domain);
47
48 return err;
49 }
50
mlx5_dealloc_transport_domain(struct mlx5_core_dev * dev,u32 tdn,u32 uid)51 void mlx5_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn, u32 uid)
52 {
53 u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)] = {0};
54 u32 out[MLX5_ST_SZ_DW(dealloc_transport_domain_out)] = {0};
55
56 MLX5_SET(dealloc_transport_domain_in, in, opcode,
57 MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
58 MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
59 MLX5_SET(dealloc_transport_domain_in, in, uid, uid);
60
61 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
62 }
63
mlx5_core_create_rq(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * rqn)64 int mlx5_core_create_rq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rqn)
65 {
66 u32 out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
67 int err;
68
69 MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
70
71 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
72 if (!err)
73 *rqn = MLX5_GET(create_rq_out, out, rqn);
74
75 return err;
76 }
77
mlx5_core_modify_rq(struct mlx5_core_dev * dev,u32 * in,int inlen)78 int mlx5_core_modify_rq(struct mlx5_core_dev *dev, u32 *in, int inlen)
79 {
80 u32 out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
81
82 MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
83
84 return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
85 }
86
mlx5_core_destroy_rq(struct mlx5_core_dev * dev,u32 rqn)87 void mlx5_core_destroy_rq(struct mlx5_core_dev *dev, u32 rqn)
88 {
89 u32 in[MLX5_ST_SZ_DW(destroy_rq_in)] = {0};
90 u32 out[MLX5_ST_SZ_DW(destroy_rq_out)] = {0};
91
92 MLX5_SET(destroy_rq_in, in, opcode, MLX5_CMD_OP_DESTROY_RQ);
93 MLX5_SET(destroy_rq_in, in, rqn, rqn);
94
95 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
96 }
97
mlx5_core_query_rq(struct mlx5_core_dev * dev,u32 rqn,u32 * out)98 int mlx5_core_query_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *out)
99 {
100 u32 in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
101 int outlen = MLX5_ST_SZ_BYTES(query_rq_out);
102
103 MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
104 MLX5_SET(query_rq_in, in, rqn, rqn);
105
106 return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
107 }
108
mlx5_core_create_sq(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * sqn)109 int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *sqn)
110 {
111 u32 out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
112 int err;
113
114 MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
115
116 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
117 if (!err)
118 *sqn = MLX5_GET(create_sq_out, out, sqn);
119
120 return err;
121 }
122
mlx5_core_modify_sq(struct mlx5_core_dev * dev,u32 * in,int inlen)123 int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 *in, int inlen)
124 {
125 u32 out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
126
127 MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
128
129 return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
130 }
131
mlx5_core_destroy_sq(struct mlx5_core_dev * dev,u32 sqn)132 void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn)
133 {
134 u32 in[MLX5_ST_SZ_DW(destroy_sq_in)] = {0};
135 u32 out[MLX5_ST_SZ_DW(destroy_sq_out)] = {0};
136
137 MLX5_SET(destroy_sq_in, in, opcode, MLX5_CMD_OP_DESTROY_SQ);
138 MLX5_SET(destroy_sq_in, in, sqn, sqn);
139
140 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
141 }
142
mlx5_core_query_sq(struct mlx5_core_dev * dev,u32 sqn,u32 * out)143 int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out)
144 {
145 u32 in[MLX5_ST_SZ_DW(query_sq_in)] = {0};
146 int outlen = MLX5_ST_SZ_BYTES(query_sq_out);
147
148 MLX5_SET(query_sq_in, in, opcode, MLX5_CMD_OP_QUERY_SQ);
149 MLX5_SET(query_sq_in, in, sqn, sqn);
150
151 return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
152 }
153
mlx5_core_create_tir(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * tirn)154 int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen,
155 u32 *tirn)
156 {
157 u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
158 int err;
159
160 MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
161
162 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
163 if (!err)
164 *tirn = MLX5_GET(create_tir_out, out, tirn);
165
166 return err;
167 }
168
169
170 int
mlx5_core_modify_tir(struct mlx5_core_dev * dev,u32 * in,int inlen)171 mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 *in, int inlen)
172 {
173 u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
174 int err;
175
176 MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
177 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
178 return (err);
179 }
180
mlx5_core_destroy_tir(struct mlx5_core_dev * dev,u32 tirn,u32 uid)181 void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u32 uid)
182 {
183 u32 in[MLX5_ST_SZ_DW(destroy_tir_in)] = {0};
184 u32 out[MLX5_ST_SZ_DW(destroy_tir_out)] = {0};
185
186 MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
187 MLX5_SET(destroy_tir_in, in, uid, uid);
188 MLX5_SET(destroy_tir_in, in, tirn, tirn);
189
190 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
191 }
192
mlx5_core_create_tis(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * tisn)193 int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, int inlen,
194 u32 *tisn)
195 {
196 u32 out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
197 int err;
198
199 MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
200
201 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
202 if (!err)
203 *tisn = MLX5_GET(create_tis_out, out, tisn);
204
205 return err;
206 }
207
mlx5_core_modify_tis(struct mlx5_core_dev * dev,u32 tisn,u32 * in,int inlen)208 int mlx5_core_modify_tis(struct mlx5_core_dev *dev, u32 tisn, u32 *in,
209 int inlen)
210 {
211 u32 out[MLX5_ST_SZ_DW(modify_tis_out)] = {0};
212
213 MLX5_SET(modify_tis_in, in, tisn, tisn);
214 MLX5_SET(modify_tis_in, in, opcode, MLX5_CMD_OP_MODIFY_TIS);
215
216 return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
217 }
218
mlx5_core_destroy_tis(struct mlx5_core_dev * dev,u32 tisn,u32 uid)219 void mlx5_core_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u32 uid)
220 {
221 u32 in[MLX5_ST_SZ_DW(destroy_tis_in)] = {0};
222 u32 out[MLX5_ST_SZ_DW(destroy_tis_out)] = {0};
223
224 MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
225 MLX5_SET(destroy_tis_in, in, uid, uid);
226 MLX5_SET(destroy_tis_in, in, tisn, tisn);
227
228 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
229 }
230
mlx5_core_create_rmp(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * rmpn)231 int mlx5_core_create_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rmpn)
232 {
233 u32 out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
234 int err;
235
236 MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
237
238 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
239 if (!err)
240 *rmpn = MLX5_GET(create_rmp_out, out, rmpn);
241
242 return err;
243 }
244
mlx5_core_modify_rmp(struct mlx5_core_dev * dev,u32 * in,int inlen)245 int mlx5_core_modify_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen)
246 {
247 u32 out[MLX5_ST_SZ_DW(modify_rmp_out)] = {0};
248
249 MLX5_SET(modify_rmp_in, in, opcode, MLX5_CMD_OP_MODIFY_RMP);
250
251 return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
252 }
253
mlx5_core_destroy_rmp(struct mlx5_core_dev * dev,u32 rmpn)254 int mlx5_core_destroy_rmp(struct mlx5_core_dev *dev, u32 rmpn)
255 {
256 u32 in[MLX5_ST_SZ_DW(destroy_rmp_in)] = {0};
257 u32 out[MLX5_ST_SZ_DW(destroy_rmp_out)] = {0};
258
259 MLX5_SET(destroy_rmp_in, in, opcode, MLX5_CMD_OP_DESTROY_RMP);
260 MLX5_SET(destroy_rmp_in, in, rmpn, rmpn);
261
262 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
263 }
264
mlx5_core_query_rmp(struct mlx5_core_dev * dev,u32 rmpn,u32 * out)265 int mlx5_core_query_rmp(struct mlx5_core_dev *dev, u32 rmpn, u32 *out)
266 {
267 u32 in[MLX5_ST_SZ_DW(query_rmp_in)] = {0};
268 int outlen = MLX5_ST_SZ_BYTES(query_rmp_out);
269
270 MLX5_SET(query_rmp_in, in, opcode, MLX5_CMD_OP_QUERY_RMP);
271 MLX5_SET(query_rmp_in, in, rmpn, rmpn);
272
273 return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
274 }
275
mlx5_core_arm_rmp(struct mlx5_core_dev * dev,u32 rmpn,u16 lwm)276 int mlx5_core_arm_rmp(struct mlx5_core_dev *dev, u32 rmpn, u16 lwm)
277 {
278 void *in;
279 void *rmpc;
280 void *wq;
281 void *bitmask;
282 int err;
283
284 in = mlx5_vzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in));
285 if (!in)
286 return -ENOMEM;
287
288 rmpc = MLX5_ADDR_OF(modify_rmp_in, in, ctx);
289 bitmask = MLX5_ADDR_OF(modify_rmp_in, in, bitmask);
290 wq = MLX5_ADDR_OF(rmpc, rmpc, wq);
291
292 MLX5_SET(modify_rmp_in, in, rmp_state, MLX5_RMPC_STATE_RDY);
293 MLX5_SET(modify_rmp_in, in, rmpn, rmpn);
294 MLX5_SET(wq, wq, lwm, lwm);
295 MLX5_SET(rmp_bitmask, bitmask, lwm, 1);
296 MLX5_SET(rmpc, rmpc, state, MLX5_RMPC_STATE_RDY);
297
298 err = mlx5_core_modify_rmp(dev, in, MLX5_ST_SZ_BYTES(modify_rmp_in));
299
300 kvfree(in);
301
302 return err;
303 }
304
mlx5_core_create_xsrq(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * xsrqn)305 int mlx5_core_create_xsrq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *xsrqn)
306 {
307 u32 out[MLX5_ST_SZ_DW(create_xrc_srq_out)] = {0};
308 int err;
309
310 MLX5_SET(create_xrc_srq_in, in, opcode, MLX5_CMD_OP_CREATE_XRC_SRQ);
311
312 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
313 if (!err)
314 *xsrqn = MLX5_GET(create_xrc_srq_out, out, xrc_srqn);
315
316 return err;
317 }
318
mlx5_core_destroy_xsrq(struct mlx5_core_dev * dev,u32 xsrqn)319 int mlx5_core_destroy_xsrq(struct mlx5_core_dev *dev, u32 xsrqn)
320 {
321 u32 in[MLX5_ST_SZ_DW(destroy_xrc_srq_in)] = {0};
322 u32 out[MLX5_ST_SZ_DW(destroy_xrc_srq_out)] = {0};
323
324 MLX5_SET(destroy_xrc_srq_in, in, opcode, MLX5_CMD_OP_DESTROY_XRC_SRQ);
325 MLX5_SET(destroy_xrc_srq_in, in, xrc_srqn, xsrqn);
326
327 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
328 }
329
mlx5_core_query_xsrq(struct mlx5_core_dev * dev,u32 xsrqn,u32 * out)330 int mlx5_core_query_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u32 *out)
331 {
332 int outlen = MLX5_ST_SZ_BYTES(query_xrc_srq_out);
333 u32 in[MLX5_ST_SZ_DW(query_xrc_srq_in)] = {0};
334 void *xrc_srqc;
335 void *srqc;
336 int err;
337
338 MLX5_SET(query_xrc_srq_in, in, opcode, MLX5_CMD_OP_QUERY_XRC_SRQ);
339 MLX5_SET(query_xrc_srq_in, in, xrc_srqn, xsrqn);
340
341 err = mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
342 if (!err) {
343 xrc_srqc = MLX5_ADDR_OF(query_xrc_srq_out, out,
344 xrc_srq_context_entry);
345 srqc = MLX5_ADDR_OF(query_srq_out, out, srq_context_entry);
346 memcpy(srqc, xrc_srqc, MLX5_ST_SZ_BYTES(srqc));
347 }
348
349 return err;
350 }
351
mlx5_core_arm_xsrq(struct mlx5_core_dev * dev,u32 xsrqn,u16 lwm)352 int mlx5_core_arm_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u16 lwm)
353 {
354 u32 in[MLX5_ST_SZ_DW(arm_xrc_srq_in)] = {0};
355 u32 out[MLX5_ST_SZ_DW(arm_xrc_srq_out)] = {0};
356
357 MLX5_SET(arm_xrc_srq_in, in, opcode, MLX5_CMD_OP_ARM_XRC_SRQ);
358 MLX5_SET(arm_xrc_srq_in, in, xrc_srqn, xsrqn);
359 MLX5_SET(arm_xrc_srq_in, in, lwm, lwm);
360 MLX5_SET(arm_xrc_srq_in, in, op_mod,
361 MLX5_ARM_XRC_SRQ_IN_OP_MOD_XRC_SRQ);
362
363 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
364
365 }
366
mlx5_core_create_rqt(struct mlx5_core_dev * dev,u32 * in,int inlen,u32 * rqtn)367 int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen,
368 u32 *rqtn)
369 {
370 u32 out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
371 int err;
372
373 MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
374
375 err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
376 if (!err)
377 *rqtn = MLX5_GET(create_rqt_out, out, rqtn);
378
379 return err;
380 }
381
mlx5_core_modify_rqt(struct mlx5_core_dev * dev,u32 rqtn,u32 * in,int inlen)382 int mlx5_core_modify_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 *in,
383 int inlen)
384 {
385 u32 out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
386
387 MLX5_SET(modify_rqt_in, in, rqtn, rqtn);
388 MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
389
390 return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
391 }
392
mlx5_core_destroy_rqt(struct mlx5_core_dev * dev,u32 rqtn,u32 uid)393 void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 uid)
394 {
395 u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {0};
396 u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)] = {0};
397
398 MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
399 MLX5_SET(destroy_rqt_in, in, uid, uid);
400 MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
401
402 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
403 }
404