xref: /freebsd-src/sys/dev/mlx5/mlx5_core/mlx5_transobj.c (revision ea825d02749f382c3f7e17f28247f20a48733eab)
1 /*-
2  * Copyright (c) 2013-2015, 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  * $FreeBSD$
26  */
27 
28 #include <dev/mlx5/driver.h>
29 
30 #include "mlx5_core.h"
31 #include "transobj.h"
32 
33 int mlx5_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn)
34 {
35 	u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)];
36 	u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)];
37 	int err;
38 
39 	memset(in, 0, sizeof(in));
40 	memset(out, 0, sizeof(out));
41 
42 	MLX5_SET(alloc_transport_domain_in, in, opcode,
43 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
44 
45 	err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
46 	if (!err)
47 		*tdn = MLX5_GET(alloc_transport_domain_out, out,
48 				transport_domain);
49 
50 	return err;
51 }
52 
53 void mlx5_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn)
54 {
55 	u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)];
56 	u32 out[MLX5_ST_SZ_DW(dealloc_transport_domain_out)];
57 
58 	memset(in, 0, sizeof(in));
59 	memset(out, 0, sizeof(out));
60 
61 	MLX5_SET(dealloc_transport_domain_in, in, opcode,
62 		 MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
63 	MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
64 
65 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
66 }
67 
68 int mlx5_core_create_rq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rqn)
69 {
70 	u32 out[MLX5_ST_SZ_DW(create_rq_out)];
71 	int err;
72 
73 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
74 
75 	memset(out, 0, sizeof(out));
76 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
77 	if (!err)
78 		*rqn = MLX5_GET(create_rq_out, out, rqn);
79 
80 	return err;
81 }
82 
83 int mlx5_core_modify_rq(struct mlx5_core_dev *dev, u32 *in, int inlen)
84 {
85 	u32 out[MLX5_ST_SZ_DW(modify_rq_out)];
86 
87 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
88 
89 	memset(out, 0, sizeof(out));
90 	return mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
91 }
92 
93 void mlx5_core_destroy_rq(struct mlx5_core_dev *dev, u32 rqn)
94 {
95 	u32 in[MLX5_ST_SZ_DW(destroy_rq_in)];
96 	u32 out[MLX5_ST_SZ_DW(destroy_rq_out)];
97 
98 	memset(in, 0, sizeof(in));
99 
100 	MLX5_SET(destroy_rq_in, in, opcode, MLX5_CMD_OP_DESTROY_RQ);
101 	MLX5_SET(destroy_rq_in, in, rqn, rqn);
102 
103 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
104 }
105 
106 int mlx5_core_query_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *out)
107 {
108 	u32 in[MLX5_ST_SZ_DW(query_rq_in)];
109 	int outlen = MLX5_ST_SZ_BYTES(query_rq_out);
110 
111 	memset(in, 0, sizeof(in));
112 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
113 	MLX5_SET(query_rq_in, in, rqn, rqn);
114 
115 	return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, outlen);
116 }
117 
118 int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *sqn)
119 {
120 	u32 out[MLX5_ST_SZ_DW(create_sq_out)];
121 	int err;
122 
123 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
124 
125 	memset(out, 0, sizeof(out));
126 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
127 	if (!err)
128 		*sqn = MLX5_GET(create_sq_out, out, sqn);
129 
130 	return err;
131 }
132 
133 int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 *in, int inlen)
134 {
135 	u32 out[MLX5_ST_SZ_DW(modify_sq_out)];
136 
137 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
138 
139 	memset(out, 0, sizeof(out));
140 	return mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
141 }
142 
143 void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn)
144 {
145 	u32 in[MLX5_ST_SZ_DW(destroy_sq_in)];
146 	u32 out[MLX5_ST_SZ_DW(destroy_sq_out)];
147 
148 	memset(in, 0, sizeof(in));
149 
150 	MLX5_SET(destroy_sq_in, in, opcode, MLX5_CMD_OP_DESTROY_SQ);
151 	MLX5_SET(destroy_sq_in, in, sqn, sqn);
152 
153 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
154 }
155 
156 int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out)
157 {
158 	u32 in[MLX5_ST_SZ_DW(query_sq_in)];
159 	int outlen = MLX5_ST_SZ_BYTES(query_sq_out);
160 
161 	memset(in, 0, sizeof(in));
162 	MLX5_SET(query_sq_in, in, opcode, MLX5_CMD_OP_QUERY_SQ);
163 	MLX5_SET(query_sq_in, in, sqn, sqn);
164 
165 	return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, outlen);
166 }
167 
168 int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen,
169 			 u32 *tirn)
170 {
171 	u32 out[MLX5_ST_SZ_DW(create_tir_out)];
172 	int err;
173 
174 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
175 
176 	memset(out, 0, sizeof(out));
177 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
178 	if (!err)
179 		*tirn = MLX5_GET(create_tir_out, out, tirn);
180 
181 	return err;
182 }
183 
184 void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn)
185 {
186 	u32 in[MLX5_ST_SZ_DW(destroy_tir_in)];
187 	u32 out[MLX5_ST_SZ_DW(destroy_tir_out)];
188 
189 	memset(in, 0, sizeof(in));
190 
191 	MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
192 	MLX5_SET(destroy_tir_in, in, tirn, tirn);
193 
194 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
195 }
196 
197 int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, int inlen,
198 			 u32 *tisn)
199 {
200 	u32 out[MLX5_ST_SZ_DW(create_tis_out)];
201 	int err;
202 
203 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
204 
205 	memset(out, 0, sizeof(out));
206 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
207 	if (!err)
208 		*tisn = MLX5_GET(create_tis_out, out, tisn);
209 
210 	return err;
211 }
212 
213 void mlx5_core_destroy_tis(struct mlx5_core_dev *dev, u32 tisn)
214 {
215 	u32 in[MLX5_ST_SZ_DW(destroy_tis_in)];
216 	u32 out[MLX5_ST_SZ_DW(destroy_tis_out)];
217 
218 	memset(in, 0, sizeof(in));
219 
220 	MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
221 	MLX5_SET(destroy_tis_in, in, tisn, tisn);
222 
223 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
224 }
225 
226 int mlx5_core_create_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rmpn)
227 {
228 	u32 out[MLX5_ST_SZ_DW(create_rmp_out)];
229 	int err;
230 
231 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
232 
233 	memset(out, 0, sizeof(out));
234 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
235 	if (!err)
236 		*rmpn = MLX5_GET(create_rmp_out, out, rmpn);
237 
238 	return err;
239 }
240 
241 int mlx5_core_modify_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen)
242 {
243 	u32 out[MLX5_ST_SZ_DW(modify_rmp_out)];
244 
245 	MLX5_SET(modify_rmp_in, in, opcode, MLX5_CMD_OP_MODIFY_RMP);
246 
247 	memset(out, 0, sizeof(out));
248 	return mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
249 }
250 
251 int mlx5_core_destroy_rmp(struct mlx5_core_dev *dev, u32 rmpn)
252 {
253 	u32 in[MLX5_ST_SZ_DW(destroy_rmp_in)];
254 	u32 out[MLX5_ST_SZ_DW(destroy_rmp_out)];
255 
256 	memset(in, 0, sizeof(in));
257 
258 	MLX5_SET(destroy_rmp_in, in, opcode, MLX5_CMD_OP_DESTROY_RMP);
259 	MLX5_SET(destroy_rmp_in, in, rmpn, rmpn);
260 
261 	return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
262 }
263 
264 int mlx5_core_query_rmp(struct mlx5_core_dev *dev, u32 rmpn, u32 *out)
265 {
266 	u32 in[MLX5_ST_SZ_DW(query_rmp_in)];
267 	int outlen = MLX5_ST_SZ_BYTES(query_rmp_out);
268 
269 	memset(in, 0, sizeof(in));
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_check_status(dev, in, sizeof(in), out, outlen);
274 }
275 
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 
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)];
308 	int err;
309 
310 	MLX5_SET(create_xrc_srq_in, in, opcode,     MLX5_CMD_OP_CREATE_XRC_SRQ);
311 
312 	memset(out, 0, sizeof(out));
313 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
314 	if (!err)
315 		*xsrqn = MLX5_GET(create_xrc_srq_out, out, xrc_srqn);
316 
317 	return err;
318 }
319 
320 int mlx5_core_destroy_xsrq(struct mlx5_core_dev *dev, u32 xsrqn)
321 {
322 	u32 in[MLX5_ST_SZ_DW(destroy_xrc_srq_in)];
323 	u32 out[MLX5_ST_SZ_DW(destroy_xrc_srq_out)];
324 
325 	memset(in, 0, sizeof(in));
326 	memset(out, 0, sizeof(out));
327 
328 	MLX5_SET(destroy_xrc_srq_in, in, opcode,   MLX5_CMD_OP_DESTROY_XRC_SRQ);
329 	MLX5_SET(destroy_xrc_srq_in, in, xrc_srqn, xsrqn);
330 
331 	return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
332 					  sizeof(out));
333 }
334 
335 int mlx5_core_query_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u32 *out)
336 {
337 	u32 in[MLX5_ST_SZ_DW(query_xrc_srq_in)];
338 	void *srqc;
339 	void *xrc_srqc;
340 	int err;
341 
342 	memset(in, 0, sizeof(in));
343 	MLX5_SET(query_xrc_srq_in, in, opcode,   MLX5_CMD_OP_QUERY_XRC_SRQ);
344 	MLX5_SET(query_xrc_srq_in, in, xrc_srqn, xsrqn);
345 
346 	err =  mlx5_cmd_exec_check_status(dev, in, sizeof(in),
347 					  out,
348 					  MLX5_ST_SZ_BYTES(query_xrc_srq_out));
349 	if (!err) {
350 		xrc_srqc = MLX5_ADDR_OF(query_xrc_srq_out, out,
351 					xrc_srq_context_entry);
352 		srqc = MLX5_ADDR_OF(query_srq_out, out, srq_context_entry);
353 		memcpy(srqc, xrc_srqc, MLX5_ST_SZ_BYTES(srqc));
354 	}
355 
356 	return err;
357 }
358 
359 int mlx5_core_arm_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u16 lwm)
360 {
361 	u32 in[MLX5_ST_SZ_DW(arm_xrc_srq_in)];
362 	u32 out[MLX5_ST_SZ_DW(arm_xrc_srq_out)];
363 
364 	memset(in, 0, sizeof(in));
365 	memset(out, 0, sizeof(out));
366 
367 	MLX5_SET(arm_xrc_srq_in, in, opcode,   MLX5_CMD_OP_ARM_XRC_SRQ);
368 	MLX5_SET(arm_xrc_srq_in, in, xrc_srqn, xsrqn);
369 	MLX5_SET(arm_xrc_srq_in, in, lwm,      lwm);
370 	MLX5_SET(arm_xrc_srq_in, in, op_mod,
371 		 MLX5_ARM_XRC_SRQ_IN_OP_MOD_XRC_SRQ);
372 
373 	return  mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
374 					   sizeof(out));
375 
376 }
377 
378 int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen,
379 			 u32 *rqtn)
380 {
381 	u32 out[MLX5_ST_SZ_DW(create_rqt_out)];
382 	int err;
383 
384 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
385 
386 	memset(out, 0, sizeof(out));
387 	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
388 	if (!err)
389 		*rqtn = MLX5_GET(create_rqt_out, out, rqtn);
390 
391 	return err;
392 }
393 
394 int mlx5_core_modify_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 *in,
395 			 int inlen)
396 {
397 	u32 out[MLX5_ST_SZ_DW(modify_rqt_out)];
398 
399 	MLX5_SET(modify_rqt_in, in, rqtn, rqtn);
400 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
401 
402 	memset(out, 0, sizeof(out));
403 	return mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));
404 }
405 
406 void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn)
407 {
408 	u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)];
409 	u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)];
410 
411 	memset(in, 0, sizeof(in));
412 
413 	MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
414 	MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
415 
416 	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
417 }
418