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2
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4
5#include <stdio.h>
6#include <stdlib.h>
7#include <string.h>
8#include <ctype.h>
9#include <rte_string_fns.h>
10#include <rte_sched.h>
11
12#include "cfg_file.h"
13#include "main.h"
14
15
16
17
18#define CFG_ALLOC_SECTION_BATCH 8
19
20
21#define CFG_ALLOC_ENTRY_BATCH 16
22
23uint32_t active_queues[RTE_SCHED_QUEUES_PER_PIPE];
24uint32_t n_active_queues;
25
26int
27cfg_load_port(struct rte_cfgfile *cfg, struct rte_sched_port_params *port_params)
28{
29 const char *entry;
30
31 if (!cfg || !port_params)
32 return -1;
33
34 entry = rte_cfgfile_get_entry(cfg, "port", "frame overhead");
35 if (entry)
36 port_params->frame_overhead = (uint32_t)atoi(entry);
37
38 entry = rte_cfgfile_get_entry(cfg, "port", "number of subports per port");
39 if (entry)
40 port_params->n_subports_per_port = (uint32_t)atoi(entry);
41
42 return 0;
43}
44
45int
46cfg_load_pipe(struct rte_cfgfile *cfg, struct rte_sched_pipe_params *pipe_params)
47{
48 int i, j;
49 char *next;
50 const char *entry;
51 int profiles;
52
53 if (!cfg || !pipe_params)
54 return -1;
55
56 profiles = rte_cfgfile_num_sections(cfg, "pipe profile", sizeof("pipe profile") - 1);
57 subport_params[0].n_pipe_profiles = profiles;
58
59 for (j = 0; j < profiles; j++) {
60 char pipe_name[32];
61 snprintf(pipe_name, sizeof(pipe_name), "pipe profile %d", j);
62
63 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tb rate");
64 if (entry)
65 pipe_params[j].tb_rate = (uint64_t)atoi(entry);
66
67 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tb size");
68 if (entry)
69 pipe_params[j].tb_size = (uint64_t)atoi(entry);
70
71 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc period");
72 if (entry)
73 pipe_params[j].tc_period = (uint64_t)atoi(entry);
74
75 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 0 rate");
76 if (entry)
77 pipe_params[j].tc_rate[0] = (uint64_t)atoi(entry);
78
79 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 1 rate");
80 if (entry)
81 pipe_params[j].tc_rate[1] = (uint64_t)atoi(entry);
82
83 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 2 rate");
84 if (entry)
85 pipe_params[j].tc_rate[2] = (uint64_t)atoi(entry);
86
87 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 3 rate");
88 if (entry)
89 pipe_params[j].tc_rate[3] = (uint64_t)atoi(entry);
90
91 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 4 rate");
92 if (entry)
93 pipe_params[j].tc_rate[4] = (uint64_t)atoi(entry);
94
95 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 5 rate");
96 if (entry)
97 pipe_params[j].tc_rate[5] = (uint64_t)atoi(entry);
98
99 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 6 rate");
100 if (entry)
101 pipe_params[j].tc_rate[6] = (uint64_t)atoi(entry);
102
103 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 7 rate");
104 if (entry)
105 pipe_params[j].tc_rate[7] = (uint64_t)atoi(entry);
106
107 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 8 rate");
108 if (entry)
109 pipe_params[j].tc_rate[8] = (uint64_t)atoi(entry);
110
111 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 9 rate");
112 if (entry)
113 pipe_params[j].tc_rate[9] = (uint64_t)atoi(entry);
114
115 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 10 rate");
116 if (entry)
117 pipe_params[j].tc_rate[10] = (uint64_t)atoi(entry);
118
119 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 11 rate");
120 if (entry)
121 pipe_params[j].tc_rate[11] = (uint64_t)atoi(entry);
122
123 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 12 rate");
124 if (entry)
125 pipe_params[j].tc_rate[12] = (uint64_t)atoi(entry);
126
127 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 12 oversubscription weight");
128 if (entry)
129 pipe_params[j].tc_ov_weight = (uint8_t)atoi(entry);
130
131 entry = rte_cfgfile_get_entry(cfg, pipe_name, "tc 12 wrr weights");
132 if (entry) {
133 for (i = 0; i < RTE_SCHED_BE_QUEUES_PER_PIPE; i++) {
134 pipe_params[j].wrr_weights[i] =
135 (uint8_t)strtol(entry, &next, 10);
136 if (next == NULL)
137 break;
138 entry = next;
139 }
140 }
141 }
142 return 0;
143}
144
145int
146cfg_load_subport_profile(struct rte_cfgfile *cfg,
147 struct rte_sched_subport_profile_params *subport_profile)
148{
149 int i;
150 const char *entry;
151 int profiles;
152
153 if (!cfg || !subport_profile)
154 return -1;
155
156 profiles = rte_cfgfile_num_sections(cfg, "subport profile",
157 sizeof("subport profile") - 1);
158 subport_params[0].n_pipe_profiles = profiles;
159
160 for (i = 0; i < profiles; i++) {
161 char sec_name[32];
162 snprintf(sec_name, sizeof(sec_name), "subport profile %d", i);
163
164 entry = rte_cfgfile_get_entry(cfg, sec_name, "tb rate");
165 if (entry)
166 subport_profile[i].tb_rate = (uint64_t)atoi(entry);
167
168 entry = rte_cfgfile_get_entry(cfg, sec_name, "tb size");
169 if (entry)
170 subport_profile[i].tb_size = (uint64_t)atoi(entry);
171
172 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc period");
173 if (entry)
174 subport_profile[i].tc_period = (uint64_t)atoi(entry);
175
176 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 0 rate");
177 if (entry)
178 subport_profile[i].tc_rate[0] = (uint64_t)atoi(entry);
179
180 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 1 rate");
181 if (entry)
182 subport_profile[i].tc_rate[1] = (uint64_t)atoi(entry);
183
184 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 2 rate");
185 if (entry)
186 subport_profile[i].tc_rate[2] = (uint64_t)atoi(entry);
187
188 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 3 rate");
189 if (entry)
190 subport_profile[i].tc_rate[3] = (uint64_t)atoi(entry);
191
192 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 4 rate");
193 if (entry)
194 subport_profile[i].tc_rate[4] = (uint64_t)atoi(entry);
195
196 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 5 rate");
197 if (entry)
198 subport_profile[i].tc_rate[5] = (uint64_t)atoi(entry);
199
200 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 6 rate");
201 if (entry)
202 subport_profile[i].tc_rate[6] = (uint64_t)atoi(entry);
203
204 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 7 rate");
205 if (entry)
206 subport_profile[i].tc_rate[7] = (uint64_t)atoi(entry);
207
208 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 8 rate");
209 if (entry)
210 subport_profile[i].tc_rate[8] = (uint64_t)atoi(entry);
211
212 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 9 rate");
213 if (entry)
214 subport_profile[i].tc_rate[9] = (uint64_t)atoi(entry);
215
216 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 10 rate");
217 if (entry)
218 subport_profile[i].tc_rate[10] = (uint64_t)atoi(entry);
219
220 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 11 rate");
221 if (entry)
222 subport_profile[i].tc_rate[11] = (uint64_t)atoi(entry);
223
224 entry = rte_cfgfile_get_entry(cfg, sec_name, "tc 12 rate");
225 if (entry)
226 subport_profile[i].tc_rate[12] = (uint64_t)atoi(entry);
227 }
228
229 return 0;
230}
231
232#ifdef RTE_SCHED_CMAN
233void set_subport_cman_params(struct rte_sched_subport_params *subport_p,
234 struct rte_sched_cman_params cman_p)
235{
236 int j, k;
237 subport_p->cman_params->cman_mode = cman_p.cman_mode;
238
239 for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++) {
240 if (subport_p->cman_params->cman_mode ==
241 RTE_SCHED_CMAN_RED) {
242 for (k = 0; k < RTE_COLORS; k++) {
243 subport_p->cman_params->red_params[j][k].min_th =
244 cman_p.red_params[j][k].min_th;
245 subport_p->cman_params->red_params[j][k].max_th =
246 cman_p.red_params[j][k].max_th;
247 subport_p->cman_params->red_params[j][k].maxp_inv =
248 cman_p.red_params[j][k].maxp_inv;
249 subport_p->cman_params->red_params[j][k].wq_log2 =
250 cman_p.red_params[j][k].wq_log2;
251 }
252 } else {
253 subport_p->cman_params->pie_params[j].qdelay_ref =
254 cman_p.pie_params[j].qdelay_ref;
255 subport_p->cman_params->pie_params[j].dp_update_interval =
256 cman_p.pie_params[j].dp_update_interval;
257 subport_p->cman_params->pie_params[j].max_burst =
258 cman_p.pie_params[j].max_burst;
259 subport_p->cman_params->pie_params[j].tailq_th =
260 cman_p.pie_params[j].tailq_th;
261 }
262 }
263}
264#endif
265
266int
267cfg_load_subport(struct rte_cfgfile *cfg, struct rte_sched_subport_params *subport_params)
268{
269 const char *entry;
270 int i, j, k;
271
272 if (!cfg || !subport_params)
273 return -1;
274
275 memset(app_pipe_to_profile, -1, sizeof(app_pipe_to_profile));
276 memset(active_queues, 0, sizeof(active_queues));
277 n_active_queues = 0;
278
279#ifdef RTE_SCHED_CMAN
280 struct rte_sched_cman_params cman_params = {
281 .cman_mode = RTE_SCHED_CMAN_RED,
282 .red_params = { },
283 };
284
285 if (rte_cfgfile_has_section(cfg, "red")) {
286 cman_params.cman_mode = RTE_SCHED_CMAN_RED;
287
288 for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
289 char str[32];
290
291
292 snprintf(str, sizeof(str), "tc %d red min", i);
293 entry = rte_cfgfile_get_entry(cfg, "red", str);
294 if (entry) {
295 char *next;
296
297 for (j = 0; j < RTE_COLORS; j++) {
298 cman_params.red_params[i][j].min_th
299 = (uint16_t)strtol(entry, &next, 10);
300 if (next == NULL)
301 break;
302 entry = next;
303 }
304 }
305
306
307 snprintf(str, sizeof(str), "tc %d red max", i);
308 entry = rte_cfgfile_get_entry(cfg, "red", str);
309 if (entry) {
310 char *next;
311
312 for (j = 0; j < RTE_COLORS; j++) {
313 cman_params.red_params[i][j].max_th
314 = (uint16_t)strtol(entry, &next, 10);
315 if (next == NULL)
316 break;
317 entry = next;
318 }
319 }
320
321
322 snprintf(str, sizeof(str), "tc %d red inv prob", i);
323 entry = rte_cfgfile_get_entry(cfg, "red", str);
324 if (entry) {
325 char *next;
326
327 for (j = 0; j < RTE_COLORS; j++) {
328 cman_params.red_params[i][j].maxp_inv
329 = (uint8_t)strtol(entry, &next, 10);
330
331 if (next == NULL)
332 break;
333 entry = next;
334 }
335 }
336
337
338 snprintf(str, sizeof(str), "tc %d red weight", i);
339 entry = rte_cfgfile_get_entry(cfg, "red", str);
340 if (entry) {
341 char *next;
342
343 for (j = 0; j < RTE_COLORS; j++) {
344 cman_params.red_params[i][j].wq_log2
345 = (uint8_t)strtol(entry, &next, 10);
346 if (next == NULL)
347 break;
348 entry = next;
349 }
350 }
351 }
352 }
353
354 if (rte_cfgfile_has_section(cfg, "pie")) {
355 cman_params.cman_mode = RTE_SCHED_CMAN_PIE;
356
357 for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
358 char str[32];
359
360
361 snprintf(str, sizeof(str), "tc %d qdelay ref", i);
362 entry = rte_cfgfile_get_entry(cfg, "pie", str);
363 if (entry)
364 cman_params.pie_params[i].qdelay_ref =
365 (uint16_t) atoi(entry);
366
367
368 snprintf(str, sizeof(str), "tc %d max burst", i);
369 entry = rte_cfgfile_get_entry(cfg, "pie", str);
370 if (entry)
371 cman_params.pie_params[i].max_burst =
372 (uint16_t) atoi(entry);
373
374
375 snprintf(str, sizeof(str), "tc %d update interval", i);
376 entry = rte_cfgfile_get_entry(cfg, "pie", str);
377 if (entry)
378 cman_params.pie_params[i].dp_update_interval =
379 (uint16_t) atoi(entry);
380
381
382 snprintf(str, sizeof(str), "tc %d tailq th", i);
383 entry = rte_cfgfile_get_entry(cfg, "pie", str);
384 if (entry)
385 cman_params.pie_params[i].tailq_th =
386 (uint16_t) atoi(entry);
387
388 }
389 }
390#endif
391
392 for (i = 0; i < MAX_SCHED_SUBPORTS; i++) {
393 char sec_name[CFG_NAME_LEN];
394 snprintf(sec_name, sizeof(sec_name), "subport %d", i);
395
396 if (rte_cfgfile_has_section(cfg, sec_name)) {
397 entry = rte_cfgfile_get_entry(cfg, sec_name,
398 "number of pipes per subport");
399 if (entry)
400 subport_params[i].n_pipes_per_subport_enabled =
401 (uint32_t)atoi(entry);
402
403 entry = rte_cfgfile_get_entry(cfg, sec_name, "queue sizes");
404 if (entry) {
405 char *next;
406
407 for (j = 0; j < RTE_SCHED_TRAFFIC_CLASS_BE; j++) {
408 subport_params[i].qsize[j] =
409 (uint16_t)strtol(entry, &next, 10);
410 if (subport_params[i].qsize[j] != 0) {
411 active_queues[n_active_queues] = j;
412 n_active_queues++;
413 }
414 if (next == NULL)
415 break;
416 entry = next;
417 }
418
419 subport_params[i].qsize[RTE_SCHED_TRAFFIC_CLASS_BE] =
420 (uint16_t)strtol(entry, &next, 10);
421
422 for (j = 0; j < RTE_SCHED_BE_QUEUES_PER_PIPE; j++) {
423 active_queues[n_active_queues] =
424 RTE_SCHED_TRAFFIC_CLASS_BE + j;
425 n_active_queues++;
426 }
427 }
428
429 int n_entries = rte_cfgfile_section_num_entries(cfg, sec_name);
430 struct rte_cfgfile_entry entries[n_entries];
431
432 rte_cfgfile_section_entries(cfg, sec_name, entries, n_entries);
433
434 for (j = 0; j < n_entries; j++) {
435 if (strncmp("pipe", entries[j].name, sizeof("pipe") - 1) == 0) {
436 int profile;
437 char *tokens[2] = {NULL, NULL};
438 int n_tokens;
439 int begin, end;
440
441 profile = atoi(entries[j].value);
442 n_tokens = rte_strsplit(&entries[j].name[sizeof("pipe")],
443 strnlen(entries[j].name, CFG_NAME_LEN), tokens, 2, '-');
444
445 begin = atoi(tokens[0]);
446 if (n_tokens == 2)
447 end = atoi(tokens[1]);
448 else
449 end = begin;
450
451 if (end >= MAX_SCHED_PIPES || begin > end)
452 return -1;
453
454 for (k = begin; k <= end; k++) {
455 char profile_name[CFG_NAME_LEN];
456
457 snprintf(profile_name, sizeof(profile_name),
458 "pipe profile %d", profile);
459 if (rte_cfgfile_has_section(cfg, profile_name))
460 app_pipe_to_profile[i][k] = profile;
461 else
462 rte_exit(EXIT_FAILURE, "Wrong pipe profile %s\n",
463 entries[j].value);
464
465 }
466 }
467 }
468#ifdef RTE_SCHED_CMAN
469 set_subport_cman_params(subport_params+i, cman_params);
470#endif
471 }
472 }
473
474 return 0;
475}
476