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Commit | Line | Data |
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a3c4b484 JP |
1 | /* |
2 | * devlink.c Devlink tool | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version | |
7 | * 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * Authors: Jiri Pirko <jiri@mellanox.com> | |
10 | */ | |
11 | ||
12 | #include <stdio.h> | |
13 | #include <stdlib.h> | |
14 | #include <string.h> | |
15 | #include <stdbool.h> | |
16 | #include <unistd.h> | |
17 | #include <getopt.h> | |
18 | #include <limits.h> | |
19 | #include <errno.h> | |
20 | #include <linux/genetlink.h> | |
21 | #include <linux/devlink.h> | |
22 | #include <libmnl/libmnl.h> | |
23 | ||
24 | #include "SNAPSHOT.h" | |
25 | #include "list.h" | |
26 | #include "mnlg.h" | |
27 | ||
28 | #define pr_err(args...) fprintf(stderr, ##args) | |
29 | #define pr_out(args...) fprintf(stdout, ##args) | |
25ec49be JP |
30 | #define pr_out_sp(num, args...) \ |
31 | do { \ | |
32 | int ret = fprintf(stdout, ##args); \ | |
33 | if (ret < num) \ | |
34 | fprintf(stdout, "%*s", num - ret, ""); \ | |
35 | } while (0) | |
a3c4b484 JP |
36 | |
37 | static int _mnlg_socket_recv_run(struct mnlg_socket *nlg, | |
38 | mnl_cb_t data_cb, void *data) | |
39 | { | |
40 | int err; | |
41 | ||
42 | err = mnlg_socket_recv_run(nlg, data_cb, data); | |
43 | if (err < 0) { | |
44 | pr_err("devlink answers: %s\n", strerror(errno)); | |
45 | return -errno; | |
46 | } | |
47 | return 0; | |
48 | } | |
49 | ||
50 | static int _mnlg_socket_sndrcv(struct mnlg_socket *nlg, | |
51 | const struct nlmsghdr *nlh, | |
52 | mnl_cb_t data_cb, void *data) | |
53 | { | |
54 | int err; | |
55 | ||
56 | err = mnlg_socket_send(nlg, nlh); | |
57 | if (err < 0) { | |
58 | pr_err("Failed to call mnlg_socket_send\n"); | |
59 | return -errno; | |
60 | } | |
61 | return _mnlg_socket_recv_run(nlg, data_cb, data); | |
62 | } | |
63 | ||
64 | static int _mnlg_socket_group_add(struct mnlg_socket *nlg, | |
65 | const char *group_name) | |
66 | { | |
67 | int err; | |
68 | ||
69 | err = mnlg_socket_group_add(nlg, group_name); | |
70 | if (err < 0) { | |
71 | pr_err("Failed to call mnlg_socket_group_add\n"); | |
72 | return -errno; | |
73 | } | |
74 | return 0; | |
75 | } | |
76 | ||
77 | struct ifname_map { | |
78 | struct list_head list; | |
79 | char *bus_name; | |
80 | char *dev_name; | |
81 | uint32_t port_index; | |
82 | char *ifname; | |
83 | }; | |
84 | ||
85 | static struct ifname_map *ifname_map_alloc(const char *bus_name, | |
86 | const char *dev_name, | |
87 | uint32_t port_index, | |
88 | const char *ifname) | |
89 | { | |
90 | struct ifname_map *ifname_map; | |
91 | ||
92 | ifname_map = calloc(1, sizeof(*ifname_map)); | |
93 | if (!ifname_map) | |
94 | return NULL; | |
95 | ifname_map->bus_name = strdup(bus_name); | |
96 | ifname_map->dev_name = strdup(dev_name); | |
97 | ifname_map->port_index = port_index; | |
98 | ifname_map->ifname = strdup(ifname); | |
99 | if (!ifname_map->bus_name || !ifname_map->dev_name || | |
100 | !ifname_map->ifname) { | |
101 | free(ifname_map->ifname); | |
102 | free(ifname_map->dev_name); | |
103 | free(ifname_map->bus_name); | |
104 | free(ifname_map); | |
105 | return NULL; | |
106 | } | |
107 | return ifname_map; | |
108 | } | |
109 | ||
110 | static void ifname_map_free(struct ifname_map *ifname_map) | |
111 | { | |
112 | free(ifname_map->ifname); | |
113 | free(ifname_map->dev_name); | |
114 | free(ifname_map->bus_name); | |
115 | free(ifname_map); | |
116 | } | |
117 | ||
6563a6eb JP |
118 | #define BIT(nr) (1UL << (nr)) |
119 | #define DL_OPT_HANDLE BIT(0) | |
120 | #define DL_OPT_HANDLEP BIT(1) | |
121 | #define DL_OPT_PORT_TYPE BIT(2) | |
122 | #define DL_OPT_PORT_COUNT BIT(3) | |
e6d7367d JP |
123 | #define DL_OPT_SB BIT(4) |
124 | #define DL_OPT_SB_POOL BIT(5) | |
125 | #define DL_OPT_SB_SIZE BIT(6) | |
126 | #define DL_OPT_SB_TYPE BIT(7) | |
127 | #define DL_OPT_SB_THTYPE BIT(8) | |
128 | #define DL_OPT_SB_TH BIT(9) | |
129 | #define DL_OPT_SB_TC BIT(10) | |
6563a6eb JP |
130 | |
131 | struct dl_opts { | |
132 | uint32_t present; /* flags of present items */ | |
133 | char *bus_name; | |
134 | char *dev_name; | |
135 | uint32_t port_index; | |
136 | enum devlink_port_type port_type; | |
137 | uint32_t port_count; | |
e6d7367d JP |
138 | uint32_t sb_index; |
139 | uint16_t sb_pool_index; | |
140 | uint32_t sb_pool_size; | |
141 | enum devlink_sb_pool_type sb_pool_type; | |
142 | enum devlink_sb_threshold_type sb_pool_thtype; | |
143 | uint32_t sb_threshold; | |
144 | uint16_t sb_tc_index; | |
6563a6eb JP |
145 | }; |
146 | ||
a3c4b484 JP |
147 | struct dl { |
148 | struct mnlg_socket *nlg; | |
149 | struct list_head ifname_map_list; | |
150 | int argc; | |
151 | char **argv; | |
43f35be4 | 152 | bool no_nice_names; |
6563a6eb | 153 | struct dl_opts opts; |
a3c4b484 JP |
154 | }; |
155 | ||
156 | static int dl_argc(struct dl *dl) | |
157 | { | |
158 | return dl->argc; | |
159 | } | |
160 | ||
161 | static char *dl_argv(struct dl *dl) | |
162 | { | |
163 | if (dl_argc(dl) == 0) | |
164 | return NULL; | |
165 | return *dl->argv; | |
166 | } | |
167 | ||
168 | static void dl_arg_inc(struct dl *dl) | |
169 | { | |
170 | if (dl_argc(dl) == 0) | |
171 | return; | |
172 | dl->argc--; | |
173 | dl->argv++; | |
174 | } | |
175 | ||
176 | static char *dl_argv_next(struct dl *dl) | |
177 | { | |
178 | char *ret; | |
179 | ||
180 | if (dl_argc(dl) == 0) | |
181 | return NULL; | |
182 | ||
183 | ret = *dl->argv; | |
184 | dl_arg_inc(dl); | |
185 | return ret; | |
186 | } | |
187 | ||
188 | static char *dl_argv_index(struct dl *dl, unsigned int index) | |
189 | { | |
190 | if (index >= dl_argc(dl)) | |
191 | return NULL; | |
192 | return dl->argv[index]; | |
193 | } | |
194 | ||
195 | static int strcmpx(const char *str1, const char *str2) | |
196 | { | |
197 | if (strlen(str1) > strlen(str2)) | |
198 | return -1; | |
199 | return strncmp(str1, str2, strlen(str1)); | |
200 | } | |
201 | ||
202 | static bool dl_argv_match(struct dl *dl, const char *pattern) | |
203 | { | |
204 | if (dl_argc(dl) == 0) | |
205 | return false; | |
206 | return strcmpx(dl_argv(dl), pattern) == 0; | |
207 | } | |
208 | ||
209 | static bool dl_no_arg(struct dl *dl) | |
210 | { | |
211 | return dl_argc(dl) == 0; | |
212 | } | |
213 | ||
214 | static int attr_cb(const struct nlattr *attr, void *data) | |
215 | { | |
216 | const struct nlattr **tb = data; | |
217 | int type; | |
218 | ||
219 | type = mnl_attr_get_type(attr); | |
220 | ||
221 | if (mnl_attr_type_valid(attr, DEVLINK_ATTR_MAX) < 0) | |
222 | return MNL_CB_ERROR; | |
223 | ||
224 | if (type == DEVLINK_ATTR_BUS_NAME && | |
225 | mnl_attr_validate(attr, MNL_TYPE_NUL_STRING) < 0) | |
226 | return MNL_CB_ERROR; | |
227 | if (type == DEVLINK_ATTR_DEV_NAME && | |
228 | mnl_attr_validate(attr, MNL_TYPE_NUL_STRING) < 0) | |
229 | return MNL_CB_ERROR; | |
230 | if (type == DEVLINK_ATTR_PORT_INDEX && | |
231 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
232 | return MNL_CB_ERROR; | |
233 | if (type == DEVLINK_ATTR_PORT_TYPE && | |
234 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
235 | return MNL_CB_ERROR; | |
236 | if (type == DEVLINK_ATTR_PORT_DESIRED_TYPE && | |
237 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
238 | return MNL_CB_ERROR; | |
239 | if (type == DEVLINK_ATTR_PORT_NETDEV_IFINDEX && | |
240 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
241 | return MNL_CB_ERROR; | |
242 | if (type == DEVLINK_ATTR_PORT_NETDEV_NAME && | |
243 | mnl_attr_validate(attr, MNL_TYPE_NUL_STRING) < 0) | |
244 | return MNL_CB_ERROR; | |
245 | if (type == DEVLINK_ATTR_PORT_IBDEV_NAME && | |
246 | mnl_attr_validate(attr, MNL_TYPE_NUL_STRING) < 0) | |
247 | return MNL_CB_ERROR; | |
e6d7367d JP |
248 | if (type == DEVLINK_ATTR_SB_INDEX && |
249 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
250 | return MNL_CB_ERROR; | |
251 | if (type == DEVLINK_ATTR_SB_SIZE && | |
252 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
253 | return MNL_CB_ERROR; | |
254 | if (type == DEVLINK_ATTR_SB_INGRESS_POOL_COUNT && | |
255 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
256 | return MNL_CB_ERROR; | |
257 | if (type == DEVLINK_ATTR_SB_EGRESS_POOL_COUNT && | |
258 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
259 | return MNL_CB_ERROR; | |
260 | if (type == DEVLINK_ATTR_SB_INGRESS_TC_COUNT && | |
261 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
262 | return MNL_CB_ERROR; | |
263 | if (type == DEVLINK_ATTR_SB_EGRESS_TC_COUNT && | |
264 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
265 | return MNL_CB_ERROR; | |
266 | if (type == DEVLINK_ATTR_SB_POOL_INDEX && | |
267 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
268 | return MNL_CB_ERROR; | |
269 | if (type == DEVLINK_ATTR_SB_POOL_TYPE && | |
270 | mnl_attr_validate(attr, MNL_TYPE_U8) < 0) | |
271 | return MNL_CB_ERROR; | |
272 | if (type == DEVLINK_ATTR_SB_POOL_SIZE && | |
273 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
274 | return MNL_CB_ERROR; | |
275 | if (type == DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE && | |
276 | mnl_attr_validate(attr, MNL_TYPE_U8) < 0) | |
277 | return MNL_CB_ERROR; | |
278 | if (type == DEVLINK_ATTR_SB_THRESHOLD && | |
279 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
280 | return MNL_CB_ERROR; | |
281 | if (type == DEVLINK_ATTR_SB_TC_INDEX && | |
282 | mnl_attr_validate(attr, MNL_TYPE_U16) < 0) | |
283 | return MNL_CB_ERROR; | |
25ec49be JP |
284 | if (type == DEVLINK_ATTR_SB_OCC_CUR && |
285 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
286 | return MNL_CB_ERROR; | |
287 | if (type == DEVLINK_ATTR_SB_OCC_MAX && | |
288 | mnl_attr_validate(attr, MNL_TYPE_U32) < 0) | |
289 | return MNL_CB_ERROR; | |
a3c4b484 JP |
290 | tb[type] = attr; |
291 | return MNL_CB_OK; | |
292 | } | |
293 | ||
294 | static int ifname_map_cb(const struct nlmsghdr *nlh, void *data) | |
295 | { | |
296 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
297 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
298 | struct dl *dl = data; | |
299 | struct ifname_map *ifname_map; | |
300 | const char *bus_name; | |
301 | const char *dev_name; | |
302 | uint32_t port_ifindex; | |
303 | const char *port_ifname; | |
304 | ||
305 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
306 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
307 | !tb[DEVLINK_ATTR_PORT_INDEX]) | |
308 | return MNL_CB_ERROR; | |
309 | ||
310 | if (!tb[DEVLINK_ATTR_PORT_NETDEV_NAME]) | |
311 | return MNL_CB_OK; | |
312 | ||
313 | bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); | |
314 | dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); | |
315 | port_ifindex = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); | |
316 | port_ifname = mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME]); | |
317 | ifname_map = ifname_map_alloc(bus_name, dev_name, | |
318 | port_ifindex, port_ifname); | |
319 | if (!ifname_map) | |
320 | return MNL_CB_ERROR; | |
321 | list_add(&ifname_map->list, &dl->ifname_map_list); | |
322 | ||
323 | return MNL_CB_OK; | |
324 | } | |
325 | ||
326 | static void ifname_map_fini(struct dl *dl) | |
327 | { | |
328 | struct ifname_map *ifname_map, *tmp; | |
329 | ||
330 | list_for_each_entry_safe(ifname_map, tmp, | |
331 | &dl->ifname_map_list, list) { | |
332 | list_del(&ifname_map->list); | |
333 | ifname_map_free(ifname_map); | |
334 | } | |
335 | } | |
336 | ||
337 | static int ifname_map_init(struct dl *dl) | |
338 | { | |
339 | struct nlmsghdr *nlh; | |
340 | int err; | |
341 | ||
342 | INIT_LIST_HEAD(&dl->ifname_map_list); | |
343 | ||
344 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_GET, | |
345 | NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP); | |
346 | ||
347 | err = _mnlg_socket_sndrcv(dl->nlg, nlh, ifname_map_cb, dl); | |
348 | if (err) { | |
349 | ifname_map_fini(dl); | |
350 | return err; | |
351 | } | |
352 | return 0; | |
353 | } | |
354 | ||
355 | static int ifname_map_lookup(struct dl *dl, const char *ifname, | |
356 | char **p_bus_name, char **p_dev_name, | |
357 | uint32_t *p_port_index) | |
358 | { | |
359 | struct ifname_map *ifname_map; | |
360 | ||
361 | list_for_each_entry(ifname_map, &dl->ifname_map_list, list) { | |
362 | if (strcmp(ifname, ifname_map->ifname) == 0) { | |
363 | *p_bus_name = ifname_map->bus_name; | |
364 | *p_dev_name = ifname_map->dev_name; | |
365 | *p_port_index = ifname_map->port_index; | |
366 | return 0; | |
367 | } | |
368 | } | |
369 | return -ENOENT; | |
370 | } | |
371 | ||
e6d7367d JP |
372 | static int ifname_map_rev_lookup(struct dl *dl, const char *bus_name, |
373 | const char *dev_name, uint32_t port_index, | |
374 | char **p_ifname) | |
375 | { | |
376 | struct ifname_map *ifname_map; | |
377 | ||
378 | list_for_each_entry(ifname_map, &dl->ifname_map_list, list) { | |
379 | if (strcmp(bus_name, ifname_map->bus_name) == 0 && | |
380 | strcmp(dev_name, ifname_map->dev_name) == 0 && | |
381 | port_index == ifname_map->port_index) { | |
382 | *p_ifname = ifname_map->ifname; | |
383 | return 0; | |
384 | } | |
385 | } | |
386 | return -ENOENT; | |
387 | } | |
388 | ||
a3c4b484 JP |
389 | static unsigned int strslashcount(char *str) |
390 | { | |
391 | unsigned int count = 0; | |
392 | char *pos = str; | |
393 | ||
394 | while ((pos = strchr(pos, '/'))) { | |
395 | count++; | |
396 | pos++; | |
397 | } | |
398 | return count; | |
399 | } | |
400 | ||
401 | static int strslashrsplit(char *str, char **before, char **after) | |
402 | { | |
403 | char *slash; | |
404 | ||
405 | slash = strrchr(str, '/'); | |
406 | if (!slash) | |
407 | return -EINVAL; | |
408 | *slash = '\0'; | |
409 | *before = str; | |
410 | *after = slash + 1; | |
411 | return 0; | |
412 | } | |
413 | ||
414 | static int strtouint32_t(const char *str, uint32_t *p_val) | |
415 | { | |
416 | char *endptr; | |
417 | unsigned long int val; | |
418 | ||
419 | val = strtoul(str, &endptr, 10); | |
420 | if (endptr == str || *endptr != '\0') | |
421 | return -EINVAL; | |
422 | if (val > UINT_MAX) | |
423 | return -ERANGE; | |
424 | *p_val = val; | |
425 | return 0; | |
426 | } | |
427 | ||
e6d7367d JP |
428 | static int strtouint16_t(const char *str, uint16_t *p_val) |
429 | { | |
430 | char *endptr; | |
431 | unsigned long int val; | |
432 | ||
433 | val = strtoul(str, &endptr, 10); | |
434 | if (endptr == str || *endptr != '\0') | |
435 | return -EINVAL; | |
436 | if (val > USHRT_MAX) | |
437 | return -ERANGE; | |
438 | *p_val = val; | |
439 | return 0; | |
440 | } | |
441 | ||
2f85a9c5 JP |
442 | static int __dl_argv_handle(char *str, char **p_bus_name, char **p_dev_name) |
443 | { | |
444 | strslashrsplit(str, p_bus_name, p_dev_name); | |
445 | return 0; | |
446 | } | |
447 | ||
6563a6eb | 448 | static int dl_argv_handle(struct dl *dl, char **p_bus_name, char **p_dev_name) |
a3c4b484 JP |
449 | { |
450 | char *str = dl_argv_next(dl); | |
a3c4b484 JP |
451 | |
452 | if (!str) { | |
453 | pr_err("Devlink identification (\"bus_name/dev_name\") expected\n"); | |
454 | return -EINVAL; | |
455 | } | |
456 | if (strslashcount(str) != 1) { | |
457 | pr_err("Wrong devlink identification string format.\n"); | |
458 | pr_err("Expected \"bus_name/dev_name\".\n"); | |
459 | return -EINVAL; | |
460 | } | |
2f85a9c5 JP |
461 | return __dl_argv_handle(str, p_bus_name, p_dev_name); |
462 | } | |
a3c4b484 | 463 | |
2f85a9c5 JP |
464 | static int __dl_argv_handle_port(char *str, |
465 | char **p_bus_name, char **p_dev_name, | |
466 | uint32_t *p_port_index) | |
467 | { | |
468 | char *handlestr = handlestr; | |
469 | char *portstr = portstr; | |
470 | int err; | |
471 | ||
472 | strslashrsplit(str, &handlestr, &portstr); | |
473 | err = strtouint32_t(portstr, p_port_index); | |
474 | if (err) { | |
475 | pr_err("Port index \"%s\" is not a number or not within range\n", | |
476 | portstr); | |
477 | return err; | |
478 | } | |
479 | strslashrsplit(handlestr, p_bus_name, p_dev_name); | |
480 | return 0; | |
481 | } | |
482 | ||
483 | static int __dl_argv_handle_port_ifname(struct dl *dl, char *str, | |
484 | char **p_bus_name, char **p_dev_name, | |
485 | uint32_t *p_port_index) | |
486 | { | |
487 | int err; | |
488 | ||
489 | err = ifname_map_lookup(dl, str, p_bus_name, p_dev_name, | |
490 | p_port_index); | |
491 | if (err) { | |
492 | pr_err("Netdevice \"%s\" not found\n", str); | |
493 | return err; | |
494 | } | |
a3c4b484 JP |
495 | return 0; |
496 | } | |
497 | ||
6563a6eb JP |
498 | static int dl_argv_handle_port(struct dl *dl, char **p_bus_name, |
499 | char **p_dev_name, uint32_t *p_port_index) | |
a3c4b484 JP |
500 | { |
501 | char *str = dl_argv_next(dl); | |
502 | unsigned int slash_count; | |
a3c4b484 JP |
503 | |
504 | if (!str) { | |
505 | pr_err("Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\") expected.\n"); | |
506 | return -EINVAL; | |
507 | } | |
508 | slash_count = strslashcount(str); | |
509 | if (slash_count != 2 && slash_count != 0) { | |
510 | pr_err("Wrong port identification string format.\n"); | |
511 | pr_err("Expected \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n"); | |
512 | return -EINVAL; | |
513 | } | |
a3c4b484 | 514 | if (slash_count == 2) { |
2f85a9c5 JP |
515 | return __dl_argv_handle_port(str, p_bus_name, |
516 | p_dev_name, p_port_index); | |
517 | } else if (slash_count == 0) { | |
518 | return __dl_argv_handle_port_ifname(dl, str, p_bus_name, | |
519 | p_dev_name, p_port_index); | |
520 | } | |
521 | return 0; | |
522 | } | |
523 | ||
524 | static int dl_argv_handle_both(struct dl *dl, char **p_bus_name, | |
525 | char **p_dev_name, uint32_t *p_port_index, | |
526 | uint32_t *p_handle_bit) | |
527 | { | |
528 | char *str = dl_argv_next(dl); | |
529 | unsigned int slash_count; | |
530 | int err; | |
531 | ||
532 | if (!str) { | |
533 | pr_err("One of following identifications expected:\n" | |
534 | "Devlink identification (\"bus_name/dev_name\")\n" | |
535 | "Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\")\n"); | |
536 | return -EINVAL; | |
537 | } | |
538 | slash_count = strslashcount(str); | |
539 | if (slash_count == 1) { | |
540 | err = __dl_argv_handle(str, p_bus_name, p_dev_name); | |
541 | if (err) | |
a3c4b484 | 542 | return err; |
2f85a9c5 JP |
543 | *p_handle_bit = DL_OPT_HANDLE; |
544 | } else if (slash_count == 2) { | |
545 | err = __dl_argv_handle_port(str, p_bus_name, | |
546 | p_dev_name, p_port_index); | |
547 | if (err) | |
548 | return err; | |
549 | *p_handle_bit = DL_OPT_HANDLEP; | |
a3c4b484 | 550 | } else if (slash_count == 0) { |
2f85a9c5 JP |
551 | err = __dl_argv_handle_port_ifname(dl, str, p_bus_name, |
552 | p_dev_name, p_port_index); | |
553 | if (err) | |
a3c4b484 | 554 | return err; |
2f85a9c5 JP |
555 | *p_handle_bit = DL_OPT_HANDLEP; |
556 | } else { | |
557 | pr_err("Wrong port identification string format.\n"); | |
558 | pr_err("Expected \"bus_name/dev_name\" or \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n"); | |
559 | return -EINVAL; | |
a3c4b484 | 560 | } |
a3c4b484 JP |
561 | return 0; |
562 | } | |
563 | ||
564 | static int dl_argv_uint32_t(struct dl *dl, uint32_t *p_val) | |
565 | { | |
566 | char *str = dl_argv_next(dl); | |
567 | int err; | |
568 | ||
569 | if (!str) { | |
570 | pr_err("Unsigned number argument expected\n"); | |
571 | return -EINVAL; | |
572 | } | |
573 | ||
574 | err = strtouint32_t(str, p_val); | |
575 | if (err) { | |
576 | pr_err("\"%s\" is not a number or not within range\n", str); | |
577 | return err; | |
578 | } | |
579 | return 0; | |
580 | } | |
581 | ||
e6d7367d JP |
582 | static int dl_argv_uint16_t(struct dl *dl, uint16_t *p_val) |
583 | { | |
584 | char *str = dl_argv_next(dl); | |
585 | int err; | |
586 | ||
587 | if (!str) { | |
588 | pr_err("Unsigned number argument expected\n"); | |
589 | return -EINVAL; | |
590 | } | |
591 | ||
592 | err = strtouint16_t(str, p_val); | |
593 | if (err) { | |
594 | pr_err("\"%s\" is not a number or not within range\n", str); | |
595 | return err; | |
596 | } | |
597 | return 0; | |
598 | } | |
599 | ||
a3c4b484 JP |
600 | static int dl_argv_str(struct dl *dl, const char **p_str) |
601 | { | |
602 | const char *str = dl_argv_next(dl); | |
603 | ||
604 | if (!str) { | |
605 | pr_err("String parameter expected\n"); | |
606 | return -EINVAL; | |
607 | } | |
608 | *p_str = str; | |
609 | return 0; | |
610 | } | |
611 | ||
612 | static int port_type_get(const char *typestr, enum devlink_port_type *p_type) | |
613 | { | |
614 | if (strcmp(typestr, "auto") == 0) { | |
615 | *p_type = DEVLINK_PORT_TYPE_AUTO; | |
616 | } else if (strcmp(typestr, "eth") == 0) { | |
617 | *p_type = DEVLINK_PORT_TYPE_ETH; | |
618 | } else if (strcmp(typestr, "ib") == 0) { | |
619 | *p_type = DEVLINK_PORT_TYPE_IB; | |
620 | } else { | |
621 | pr_err("Unknown port type \"%s\"\n", typestr); | |
622 | return -EINVAL; | |
623 | } | |
624 | return 0; | |
625 | } | |
626 | ||
e6d7367d JP |
627 | static int pool_type_get(const char *typestr, enum devlink_sb_pool_type *p_type) |
628 | { | |
629 | if (strcmp(typestr, "ingress") == 0) { | |
630 | *p_type = DEVLINK_SB_POOL_TYPE_INGRESS; | |
631 | } else if (strcmp(typestr, "egress") == 0) { | |
632 | *p_type = DEVLINK_SB_POOL_TYPE_EGRESS; | |
633 | } else { | |
634 | pr_err("Unknown pool type \"%s\"\n", typestr); | |
635 | return -EINVAL; | |
636 | } | |
637 | return 0; | |
638 | } | |
639 | ||
640 | static int threshold_type_get(const char *typestr, | |
641 | enum devlink_sb_threshold_type *p_type) | |
642 | { | |
643 | if (strcmp(typestr, "static") == 0) { | |
644 | *p_type = DEVLINK_SB_THRESHOLD_TYPE_STATIC; | |
645 | } else if (strcmp(typestr, "dynamic") == 0) { | |
646 | *p_type = DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC; | |
647 | } else { | |
648 | pr_err("Unknown threshold type \"%s\"\n", typestr); | |
649 | return -EINVAL; | |
650 | } | |
651 | return 0; | |
652 | } | |
653 | ||
6563a6eb JP |
654 | static int dl_argv_parse(struct dl *dl, uint32_t o_required, |
655 | uint32_t o_optional) | |
a3c4b484 | 656 | { |
6563a6eb | 657 | struct dl_opts *opts = &dl->opts; |
a3c4b484 JP |
658 | uint32_t o_all = o_required | o_optional; |
659 | uint32_t o_found = 0; | |
660 | int err; | |
661 | ||
2f85a9c5 JP |
662 | if (o_required & DL_OPT_HANDLE && o_required & DL_OPT_HANDLEP) { |
663 | uint32_t handle_bit = handle_bit; | |
664 | ||
665 | err = dl_argv_handle_both(dl, &opts->bus_name, &opts->dev_name, | |
666 | &opts->port_index, &handle_bit); | |
667 | if (err) | |
668 | return err; | |
669 | o_found |= handle_bit; | |
670 | } else if (o_required & DL_OPT_HANDLE) { | |
6563a6eb | 671 | err = dl_argv_handle(dl, &opts->bus_name, &opts->dev_name); |
a3c4b484 JP |
672 | if (err) |
673 | return err; | |
6563a6eb | 674 | o_found |= DL_OPT_HANDLE; |
a3c4b484 | 675 | } else if (o_required & DL_OPT_HANDLEP) { |
6563a6eb JP |
676 | err = dl_argv_handle_port(dl, &opts->bus_name, &opts->dev_name, |
677 | &opts->port_index); | |
a3c4b484 JP |
678 | if (err) |
679 | return err; | |
6563a6eb | 680 | o_found |= DL_OPT_HANDLEP; |
a3c4b484 JP |
681 | } |
682 | ||
683 | while (dl_argc(dl)) { | |
684 | if (dl_argv_match(dl, "type") && | |
685 | (o_all & DL_OPT_PORT_TYPE)) { | |
a3c4b484 JP |
686 | const char *typestr; |
687 | ||
688 | dl_arg_inc(dl); | |
689 | err = dl_argv_str(dl, &typestr); | |
690 | if (err) | |
691 | return err; | |
6563a6eb | 692 | err = port_type_get(typestr, &opts->port_type); |
a3c4b484 JP |
693 | if (err) |
694 | return err; | |
a3c4b484 JP |
695 | o_found |= DL_OPT_PORT_TYPE; |
696 | } else if (dl_argv_match(dl, "count") && | |
697 | (o_all & DL_OPT_PORT_COUNT)) { | |
a3c4b484 | 698 | dl_arg_inc(dl); |
6563a6eb | 699 | err = dl_argv_uint32_t(dl, &opts->port_count); |
a3c4b484 JP |
700 | if (err) |
701 | return err; | |
a3c4b484 | 702 | o_found |= DL_OPT_PORT_COUNT; |
e6d7367d JP |
703 | } else if (dl_argv_match(dl, "sb") && |
704 | (o_all & DL_OPT_SB)) { | |
705 | dl_arg_inc(dl); | |
706 | err = dl_argv_uint32_t(dl, &opts->sb_index); | |
707 | if (err) | |
708 | return err; | |
709 | o_found |= DL_OPT_SB; | |
710 | } else if (dl_argv_match(dl, "pool") && | |
711 | (o_all & DL_OPT_SB_POOL)) { | |
712 | dl_arg_inc(dl); | |
713 | err = dl_argv_uint16_t(dl, &opts->sb_pool_index); | |
714 | if (err) | |
715 | return err; | |
716 | o_found |= DL_OPT_SB_POOL; | |
717 | } else if (dl_argv_match(dl, "size") && | |
718 | (o_all & DL_OPT_SB_SIZE)) { | |
719 | dl_arg_inc(dl); | |
720 | err = dl_argv_uint32_t(dl, &opts->sb_pool_size); | |
721 | if (err) | |
722 | return err; | |
723 | o_found |= DL_OPT_SB_SIZE; | |
724 | } else if (dl_argv_match(dl, "type") && | |
725 | (o_all & DL_OPT_SB_TYPE)) { | |
726 | const char *typestr; | |
727 | ||
728 | dl_arg_inc(dl); | |
729 | err = dl_argv_str(dl, &typestr); | |
730 | if (err) | |
731 | return err; | |
732 | err = pool_type_get(typestr, &opts->sb_pool_type); | |
733 | if (err) | |
734 | return err; | |
735 | o_found |= DL_OPT_SB_TYPE; | |
736 | } else if (dl_argv_match(dl, "thtype") && | |
737 | (o_all & DL_OPT_SB_THTYPE)) { | |
738 | const char *typestr; | |
739 | ||
740 | dl_arg_inc(dl); | |
741 | err = dl_argv_str(dl, &typestr); | |
742 | if (err) | |
743 | return err; | |
744 | err = threshold_type_get(typestr, | |
745 | &opts->sb_pool_thtype); | |
746 | if (err) | |
747 | return err; | |
748 | o_found |= DL_OPT_SB_THTYPE; | |
749 | } else if (dl_argv_match(dl, "th") && | |
750 | (o_all & DL_OPT_SB_TH)) { | |
751 | dl_arg_inc(dl); | |
752 | err = dl_argv_uint32_t(dl, &opts->sb_threshold); | |
753 | if (err) | |
754 | return err; | |
755 | o_found |= DL_OPT_SB_TH; | |
756 | } else if (dl_argv_match(dl, "tc") && | |
757 | (o_all & DL_OPT_SB_TC)) { | |
758 | dl_arg_inc(dl); | |
759 | err = dl_argv_uint16_t(dl, &opts->sb_tc_index); | |
760 | if (err) | |
761 | return err; | |
762 | o_found |= DL_OPT_SB_TC; | |
a3c4b484 JP |
763 | } else { |
764 | pr_err("Unknown option \"%s\"\n", dl_argv(dl)); | |
765 | return -EINVAL; | |
766 | } | |
767 | } | |
768 | ||
6563a6eb JP |
769 | opts->present = o_found; |
770 | ||
e6d7367d JP |
771 | if ((o_optional & DL_OPT_SB) && !(o_found & DL_OPT_SB)) { |
772 | opts->sb_index = 0; | |
773 | opts->present |= DL_OPT_SB; | |
774 | } | |
775 | ||
a3c4b484 JP |
776 | if ((o_required & DL_OPT_PORT_TYPE) && !(o_found & DL_OPT_PORT_TYPE)) { |
777 | pr_err("Port type option expected.\n"); | |
778 | return -EINVAL; | |
779 | } | |
780 | ||
781 | if ((o_required & DL_OPT_PORT_COUNT) && | |
782 | !(o_found & DL_OPT_PORT_COUNT)) { | |
783 | pr_err("Port split count option expected.\n"); | |
784 | return -EINVAL; | |
785 | } | |
786 | ||
e6d7367d JP |
787 | if ((o_required & DL_OPT_SB_POOL) && !(o_found & DL_OPT_SB_POOL)) { |
788 | pr_err("Pool index option expected.\n"); | |
789 | return -EINVAL; | |
790 | } | |
791 | ||
792 | if ((o_required & DL_OPT_SB_SIZE) && !(o_found & DL_OPT_SB_SIZE)) { | |
793 | pr_err("Pool size option expected.\n"); | |
794 | return -EINVAL; | |
795 | } | |
796 | ||
797 | if ((o_required & DL_OPT_SB_TYPE) && !(o_found & DL_OPT_SB_TYPE)) { | |
798 | pr_err("Pool type option expected.\n"); | |
799 | return -EINVAL; | |
800 | } | |
801 | ||
802 | if ((o_required & DL_OPT_SB_THTYPE) && !(o_found & DL_OPT_SB_THTYPE)) { | |
803 | pr_err("Pool threshold type option expected.\n"); | |
804 | return -EINVAL; | |
805 | } | |
806 | ||
807 | if ((o_required & DL_OPT_SB_TH) && !(o_found & DL_OPT_SB_TH)) { | |
808 | pr_err("Threshold option expected.\n"); | |
809 | return -EINVAL; | |
810 | } | |
811 | ||
812 | if ((o_required & DL_OPT_SB_TC) && !(o_found & DL_OPT_SB_TC)) { | |
813 | pr_err("TC index option expected.\n"); | |
814 | return -EINVAL; | |
815 | } | |
a3c4b484 JP |
816 | return 0; |
817 | } | |
818 | ||
6563a6eb JP |
819 | static void dl_opts_put(struct nlmsghdr *nlh, struct dl *dl) |
820 | { | |
821 | struct dl_opts *opts = &dl->opts; | |
822 | ||
823 | if (opts->present & DL_OPT_HANDLE) { | |
824 | mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name); | |
825 | mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name); | |
826 | } else if (opts->present & DL_OPT_HANDLEP) { | |
827 | mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name); | |
828 | mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name); | |
829 | mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX, | |
830 | opts->port_index); | |
831 | } | |
832 | if (opts->present & DL_OPT_PORT_TYPE) | |
833 | mnl_attr_put_u16(nlh, DEVLINK_ATTR_PORT_TYPE, | |
834 | opts->port_type); | |
835 | if (opts->present & DL_OPT_PORT_COUNT) | |
836 | mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_SPLIT_COUNT, | |
837 | opts->port_count); | |
e6d7367d JP |
838 | if (opts->present & DL_OPT_SB) |
839 | mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_INDEX, | |
840 | opts->sb_index); | |
841 | if (opts->present & DL_OPT_SB_POOL) | |
842 | mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_POOL_INDEX, | |
843 | opts->sb_pool_index); | |
844 | if (opts->present & DL_OPT_SB_SIZE) | |
845 | mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_POOL_SIZE, | |
846 | opts->sb_pool_size); | |
847 | if (opts->present & DL_OPT_SB_TYPE) | |
848 | mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_TYPE, | |
849 | opts->sb_pool_type); | |
850 | if (opts->present & DL_OPT_SB_THTYPE) | |
851 | mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE, | |
852 | opts->sb_pool_thtype); | |
853 | if (opts->present & DL_OPT_SB_TH) | |
854 | mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_THRESHOLD, | |
855 | opts->sb_threshold); | |
856 | if (opts->present & DL_OPT_SB_TC) | |
857 | mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_TC_INDEX, | |
858 | opts->sb_tc_index); | |
6563a6eb JP |
859 | } |
860 | ||
861 | static int dl_argv_parse_put(struct nlmsghdr *nlh, struct dl *dl, | |
862 | uint32_t o_required, uint32_t o_optional) | |
863 | { | |
864 | int err; | |
865 | ||
866 | err = dl_argv_parse(dl, o_required, o_optional); | |
867 | if (err) | |
868 | return err; | |
869 | dl_opts_put(nlh, dl); | |
870 | return 0; | |
871 | } | |
872 | ||
25ec49be JP |
873 | static bool dl_dump_filter(struct dl *dl, struct nlattr **tb) |
874 | { | |
875 | struct dl_opts *opts = &dl->opts; | |
876 | struct nlattr *attr_bus_name = tb[DEVLINK_ATTR_BUS_NAME]; | |
877 | struct nlattr *attr_dev_name = tb[DEVLINK_ATTR_DEV_NAME]; | |
878 | struct nlattr *attr_port_index = tb[DEVLINK_ATTR_PORT_INDEX]; | |
879 | struct nlattr *attr_sb_index = tb[DEVLINK_ATTR_SB_INDEX]; | |
880 | ||
881 | if (opts->present & DL_OPT_HANDLE && | |
882 | attr_bus_name && attr_dev_name) { | |
883 | const char *bus_name = mnl_attr_get_str(attr_bus_name); | |
884 | const char *dev_name = mnl_attr_get_str(attr_dev_name); | |
885 | ||
886 | if (strcmp(bus_name, opts->bus_name) != 0 || | |
887 | strcmp(dev_name, opts->dev_name) != 0) | |
888 | return false; | |
889 | } | |
890 | if (opts->present & DL_OPT_HANDLEP && | |
891 | attr_bus_name && attr_dev_name && attr_port_index) { | |
892 | const char *bus_name = mnl_attr_get_str(attr_bus_name); | |
893 | const char *dev_name = mnl_attr_get_str(attr_dev_name); | |
894 | uint32_t port_index = mnl_attr_get_u32(attr_port_index); | |
895 | ||
896 | if (strcmp(bus_name, opts->bus_name) != 0 || | |
897 | strcmp(dev_name, opts->dev_name) != 0 || | |
898 | port_index != opts->port_index) | |
899 | return false; | |
900 | } | |
901 | if (opts->present & DL_OPT_SB && attr_sb_index) { | |
902 | uint32_t sb_index = mnl_attr_get_u32(attr_sb_index); | |
903 | ||
904 | if (sb_index != opts->sb_index) | |
905 | return false; | |
906 | } | |
907 | return true; | |
908 | } | |
707a91c5 | 909 | |
a3c4b484 JP |
910 | static void cmd_dev_help(void) |
911 | { | |
7a9466db | 912 | pr_err("Usage: devlink dev show [ DEV ]\n"); |
a3c4b484 JP |
913 | } |
914 | ||
43f35be4 JP |
915 | static void __pr_out_handle(const char *bus_name, const char *dev_name) |
916 | { | |
917 | pr_out("%s/%s", bus_name, dev_name); | |
918 | } | |
919 | ||
a3c4b484 JP |
920 | static void pr_out_handle(struct nlattr **tb) |
921 | { | |
43f35be4 | 922 | __pr_out_handle(mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]), |
a3c4b484 JP |
923 | mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME])); |
924 | } | |
925 | ||
43f35be4 JP |
926 | static void __pr_out_port_handle(const char *bus_name, const char *dev_name, |
927 | uint32_t port_index) | |
928 | { | |
929 | __pr_out_handle(bus_name, dev_name); | |
930 | pr_out("/%d", port_index); | |
931 | } | |
932 | ||
68cab0ba JP |
933 | static void pr_out_port_handle(struct nlattr **tb) |
934 | { | |
43f35be4 JP |
935 | __pr_out_port_handle(mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]), |
936 | mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]), | |
937 | mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX])); | |
938 | } | |
939 | ||
e6d7367d JP |
940 | static void __pr_out_port_handle_nice(struct dl *dl, const char *bus_name, |
941 | const char *dev_name, uint32_t port_index) | |
942 | { | |
943 | char *ifname; | |
944 | int err; | |
945 | ||
946 | if (dl->no_nice_names) | |
947 | goto no_nice_names; | |
948 | ||
949 | err = ifname_map_rev_lookup(dl, bus_name, dev_name, | |
950 | port_index, &ifname); | |
951 | if (err) | |
952 | goto no_nice_names; | |
953 | pr_out("%s", ifname); | |
954 | return; | |
955 | ||
956 | no_nice_names: | |
957 | __pr_out_port_handle(bus_name, dev_name, port_index); | |
958 | } | |
959 | ||
960 | static void pr_out_port_handle_nice(struct dl *dl, struct nlattr **tb) | |
961 | { | |
962 | const char *bus_name; | |
963 | const char *dev_name; | |
964 | uint32_t port_index; | |
965 | ||
966 | bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); | |
967 | dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); | |
968 | port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); | |
969 | ||
970 | __pr_out_port_handle_nice(dl, bus_name, dev_name, port_index); | |
971 | } | |
972 | ||
a3c4b484 JP |
973 | static void pr_out_dev(struct nlattr **tb) |
974 | { | |
975 | pr_out_handle(tb); | |
976 | pr_out("\n"); | |
977 | } | |
978 | ||
979 | static int cmd_dev_show_cb(const struct nlmsghdr *nlh, void *data) | |
980 | { | |
981 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
982 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
983 | ||
984 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
985 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) | |
986 | return MNL_CB_ERROR; | |
987 | pr_out_dev(tb); | |
988 | return MNL_CB_OK; | |
989 | } | |
990 | ||
991 | static int cmd_dev_show(struct dl *dl) | |
992 | { | |
993 | struct nlmsghdr *nlh; | |
994 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
995 | int err; | |
996 | ||
997 | if (dl_argc(dl) == 0) | |
998 | flags |= NLM_F_DUMP; | |
999 | ||
1000 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_GET, flags); | |
1001 | ||
1002 | if (dl_argc(dl) > 0) { | |
1003 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0); | |
1004 | if (err) | |
1005 | return err; | |
1006 | } | |
1007 | ||
1008 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dev_show_cb, NULL); | |
1009 | } | |
1010 | ||
1011 | static int cmd_dev(struct dl *dl) | |
1012 | { | |
1013 | if (dl_argv_match(dl, "help")) { | |
1014 | cmd_dev_help(); | |
1015 | return 0; | |
1016 | } else if (dl_argv_match(dl, "show") || | |
1017 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1018 | dl_arg_inc(dl); | |
1019 | return cmd_dev_show(dl); | |
1020 | } | |
1021 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1022 | return -ENOENT; | |
1023 | } | |
1024 | ||
1025 | static void cmd_port_help(void) | |
1026 | { | |
7a9466db JP |
1027 | pr_err("Usage: devlink port show [ DEV/PORT_INDEX ]\n"); |
1028 | pr_err(" devlink port set DEV/PORT_INDEX [ type { eth | ib | auto} ]\n"); | |
1029 | pr_err(" devlink port split DEV/PORT_INDEX count COUNT\n"); | |
1030 | pr_err(" devlink port unsplit DEV/PORT_INDEX\n"); | |
a3c4b484 JP |
1031 | } |
1032 | ||
1033 | static const char *port_type_name(uint32_t type) | |
1034 | { | |
1035 | switch (type) { | |
1036 | case DEVLINK_PORT_TYPE_NOTSET: return "notset"; | |
1037 | case DEVLINK_PORT_TYPE_AUTO: return "auto"; | |
1038 | case DEVLINK_PORT_TYPE_ETH: return "eth"; | |
1039 | case DEVLINK_PORT_TYPE_IB: return "ib"; | |
1040 | default: return "<unknown type>"; | |
1041 | } | |
1042 | } | |
1043 | ||
1044 | static void pr_out_port(struct nlattr **tb) | |
1045 | { | |
1046 | struct nlattr *pt_attr = tb[DEVLINK_ATTR_PORT_TYPE]; | |
1047 | struct nlattr *dpt_attr = tb[DEVLINK_ATTR_PORT_DESIRED_TYPE]; | |
1048 | ||
68cab0ba JP |
1049 | pr_out_port_handle(tb); |
1050 | pr_out(":"); | |
a3c4b484 JP |
1051 | if (pt_attr) { |
1052 | uint16_t port_type = mnl_attr_get_u16(pt_attr); | |
1053 | ||
1054 | pr_out(" type %s", port_type_name(port_type)); | |
1055 | if (dpt_attr) { | |
1056 | uint16_t des_port_type = mnl_attr_get_u16(dpt_attr); | |
1057 | ||
1058 | if (port_type != des_port_type) | |
1059 | pr_out("(%s)", port_type_name(des_port_type)); | |
1060 | } | |
1061 | } | |
1062 | if (tb[DEVLINK_ATTR_PORT_NETDEV_NAME]) | |
1063 | pr_out(" netdev %s", | |
1064 | mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME])); | |
1065 | if (tb[DEVLINK_ATTR_PORT_IBDEV_NAME]) | |
1066 | pr_out(" ibdev %s", | |
1067 | mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_IBDEV_NAME])); | |
1068 | if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP]) | |
1069 | pr_out(" split_group %u", | |
1070 | mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])); | |
1071 | pr_out("\n"); | |
1072 | } | |
1073 | ||
1074 | static int cmd_port_show_cb(const struct nlmsghdr *nlh, void *data) | |
1075 | { | |
1076 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1077 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1078 | ||
1079 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1080 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1081 | !tb[DEVLINK_ATTR_PORT_INDEX]) | |
1082 | return MNL_CB_ERROR; | |
1083 | pr_out_port(tb); | |
1084 | return MNL_CB_OK; | |
1085 | } | |
1086 | ||
1087 | static int cmd_port_show(struct dl *dl) | |
1088 | { | |
1089 | struct nlmsghdr *nlh; | |
1090 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
1091 | int err; | |
1092 | ||
1093 | if (dl_argc(dl) == 0) | |
1094 | flags |= NLM_F_DUMP; | |
1095 | ||
1096 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_GET, flags); | |
1097 | ||
1098 | if (dl_argc(dl) > 0) { | |
1099 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP, 0); | |
1100 | if (err) | |
1101 | return err; | |
1102 | } | |
1103 | ||
1104 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_port_show_cb, NULL); | |
1105 | } | |
1106 | ||
1107 | static int cmd_port_set(struct dl *dl) | |
1108 | { | |
1109 | struct nlmsghdr *nlh; | |
1110 | int err; | |
1111 | ||
1112 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_SET, | |
1113 | NLM_F_REQUEST | NLM_F_ACK); | |
1114 | ||
1115 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_PORT_TYPE, 0); | |
1116 | if (err) | |
1117 | return err; | |
1118 | ||
1119 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1120 | } | |
1121 | ||
1122 | static int cmd_port_split(struct dl *dl) | |
1123 | { | |
1124 | struct nlmsghdr *nlh; | |
1125 | int err; | |
1126 | ||
1127 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_SPLIT, | |
1128 | NLM_F_REQUEST | NLM_F_ACK); | |
1129 | ||
1130 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_PORT_COUNT, 0); | |
1131 | if (err) | |
1132 | return err; | |
1133 | ||
1134 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1135 | } | |
1136 | ||
1137 | static int cmd_port_unsplit(struct dl *dl) | |
1138 | { | |
1139 | struct nlmsghdr *nlh; | |
1140 | int err; | |
1141 | ||
1142 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_UNSPLIT, | |
1143 | NLM_F_REQUEST | NLM_F_ACK); | |
1144 | ||
1145 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP, 0); | |
1146 | if (err) | |
1147 | return err; | |
1148 | ||
1149 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1150 | } | |
1151 | ||
1152 | static int cmd_port(struct dl *dl) | |
1153 | { | |
1154 | if (dl_argv_match(dl, "help")) { | |
1155 | cmd_port_help(); | |
1156 | return 0; | |
1157 | } else if (dl_argv_match(dl, "show") || | |
1158 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1159 | dl_arg_inc(dl); | |
1160 | return cmd_port_show(dl); | |
1161 | } else if (dl_argv_match(dl, "set")) { | |
1162 | dl_arg_inc(dl); | |
1163 | return cmd_port_set(dl); | |
1164 | } else if (dl_argv_match(dl, "split")) { | |
1165 | dl_arg_inc(dl); | |
1166 | return cmd_port_split(dl); | |
1167 | } else if (dl_argv_match(dl, "unsplit")) { | |
1168 | dl_arg_inc(dl); | |
1169 | return cmd_port_unsplit(dl); | |
1170 | } | |
1171 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1172 | return -ENOENT; | |
1173 | } | |
1174 | ||
e6d7367d JP |
1175 | static void cmd_sb_help(void) |
1176 | { | |
7a9466db JP |
1177 | pr_err("Usage: devlink sb show [ DEV [ sb SB_INDEX ] ]\n"); |
1178 | pr_err(" devlink sb pool show [ DEV [ sb SB_INDEX ] pool POOL_INDEX ]\n"); | |
1179 | pr_err(" devlink sb pool set DEV [ sb SB_INDEX ] pool POOL_INDEX\n"); | |
1180 | pr_err(" size POOL_SIZE thtype { static | dynamic }\n"); | |
1181 | pr_err(" devlink sb port pool show [ DEV/PORT_INDEX [ sb SB_INDEX ]\n"); | |
1182 | pr_err(" pool POOL_INDEX ]\n"); | |
1183 | pr_err(" devlink sb port pool set DEV/PORT_INDEX [ sb SB_INDEX ]\n"); | |
1184 | pr_err(" pool POOL_INDEX th THRESHOLD\n"); | |
1185 | pr_err(" devlink sb tc bind show [ DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n"); | |
1186 | pr_err(" type { ingress | egress } ]\n"); | |
1187 | pr_err(" devlink sb tc bind set DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n"); | |
1188 | pr_err(" type { ingress | egress } pool POOL_INDEX\n"); | |
1189 | pr_err(" th THRESHOLD\n"); | |
1190 | pr_err(" devlink sb occupancy show { DEV | DEV/PORT_INDEX } [ sb SB_INDEX ]\n"); | |
1191 | pr_err(" devlink sb occupancy snapshot DEV [ sb SB_INDEX ]\n"); | |
1192 | pr_err(" devlink sb occupancy clearmax DEV [ sb SB_INDEX ]\n"); | |
e6d7367d JP |
1193 | } |
1194 | ||
1195 | static void pr_out_sb(struct nlattr **tb) | |
1196 | { | |
1197 | pr_out_handle(tb); | |
1198 | pr_out(": sb %u size %u ing_pools %u eg_pools %u ing_tcs %u eg_tcs %u\n", | |
1199 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]), | |
1200 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_SIZE]), | |
1201 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT]), | |
1202 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT]), | |
1203 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT]), | |
1204 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT])); | |
1205 | } | |
1206 | ||
1207 | static int cmd_sb_show_cb(const struct nlmsghdr *nlh, void *data) | |
1208 | { | |
1209 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1210 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1211 | ||
1212 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1213 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1214 | !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_SIZE] || | |
1215 | !tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] || | |
1216 | !tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] || | |
1217 | !tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT] || | |
1218 | !tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT]) | |
1219 | return MNL_CB_ERROR; | |
1220 | pr_out_sb(tb); | |
1221 | return MNL_CB_OK; | |
1222 | } | |
1223 | ||
1224 | static int cmd_sb_show(struct dl *dl) | |
1225 | { | |
1226 | struct nlmsghdr *nlh; | |
1227 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
1228 | int err; | |
1229 | ||
1230 | if (dl_argc(dl) == 0) | |
1231 | flags |= NLM_F_DUMP; | |
1232 | ||
1233 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_GET, flags); | |
1234 | ||
1235 | if (dl_argc(dl) > 0) { | |
1236 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); | |
1237 | if (err) | |
1238 | return err; | |
1239 | } | |
1240 | ||
1241 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_show_cb, NULL); | |
1242 | } | |
1243 | ||
1244 | static const char *pool_type_name(uint8_t type) | |
1245 | { | |
1246 | switch (type) { | |
1247 | case DEVLINK_SB_POOL_TYPE_INGRESS: return "ingress"; | |
1248 | case DEVLINK_SB_POOL_TYPE_EGRESS: return "egress"; | |
1249 | default: return "<unknown type>"; | |
1250 | } | |
1251 | } | |
1252 | ||
1253 | static const char *threshold_type_name(uint8_t type) | |
1254 | { | |
1255 | switch (type) { | |
1256 | case DEVLINK_SB_THRESHOLD_TYPE_STATIC: return "static"; | |
1257 | case DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC: return "dynamic"; | |
1258 | default: return "<unknown type>"; | |
1259 | } | |
1260 | } | |
1261 | ||
1262 | static void pr_out_sb_pool(struct nlattr **tb) | |
1263 | { | |
1264 | pr_out_handle(tb); | |
1265 | pr_out(": sb %u pool %u type %s size %u thtype %s\n", | |
1266 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]), | |
1267 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]), | |
1268 | pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE])), | |
1269 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_SIZE]), | |
1270 | threshold_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE]))); | |
1271 | } | |
1272 | ||
1273 | static int cmd_sb_pool_show_cb(const struct nlmsghdr *nlh, void *data) | |
1274 | { | |
1275 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1276 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1277 | ||
1278 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1279 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1280 | !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_INDEX] || | |
1281 | !tb[DEVLINK_ATTR_SB_POOL_TYPE] || !tb[DEVLINK_ATTR_SB_POOL_SIZE] || | |
1282 | !tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE]) | |
1283 | return MNL_CB_ERROR; | |
1284 | pr_out_sb_pool(tb); | |
1285 | return MNL_CB_OK; | |
1286 | } | |
1287 | ||
1288 | static int cmd_sb_pool_show(struct dl *dl) | |
1289 | { | |
1290 | struct nlmsghdr *nlh; | |
1291 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
1292 | int err; | |
1293 | ||
1294 | if (dl_argc(dl) == 0) | |
1295 | flags |= NLM_F_DUMP; | |
1296 | ||
1297 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_POOL_GET, flags); | |
1298 | ||
1299 | if (dl_argc(dl) > 0) { | |
1300 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_SB_POOL, | |
1301 | DL_OPT_SB); | |
1302 | if (err) | |
1303 | return err; | |
1304 | } | |
1305 | ||
1306 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_pool_show_cb, NULL); | |
1307 | } | |
1308 | ||
1309 | static int cmd_sb_pool_set(struct dl *dl) | |
1310 | { | |
1311 | struct nlmsghdr *nlh; | |
1312 | int err; | |
1313 | ||
1314 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_POOL_SET, | |
1315 | NLM_F_REQUEST | NLM_F_ACK); | |
1316 | ||
1317 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_SB_POOL | | |
1318 | DL_OPT_SB_SIZE | DL_OPT_SB_THTYPE, DL_OPT_SB); | |
1319 | if (err) | |
1320 | return err; | |
1321 | ||
1322 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1323 | } | |
1324 | ||
1325 | static int cmd_sb_pool(struct dl *dl) | |
1326 | { | |
1327 | if (dl_argv_match(dl, "help")) { | |
1328 | cmd_sb_help(); | |
1329 | return 0; | |
1330 | } else if (dl_argv_match(dl, "show") || | |
1331 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1332 | dl_arg_inc(dl); | |
1333 | return cmd_sb_pool_show(dl); | |
1334 | } else if (dl_argv_match(dl, "set")) { | |
1335 | dl_arg_inc(dl); | |
1336 | return cmd_sb_pool_set(dl); | |
1337 | } | |
1338 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1339 | return -ENOENT; | |
1340 | } | |
1341 | ||
1342 | static void pr_out_sb_port_pool(struct dl *dl, struct nlattr **tb) | |
1343 | { | |
1344 | pr_out_port_handle_nice(dl, tb); | |
1345 | pr_out(": sb %u pool %u threshold %u\n", | |
1346 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]), | |
1347 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]), | |
1348 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD])); | |
1349 | } | |
1350 | ||
1351 | static int cmd_sb_port_pool_show_cb(const struct nlmsghdr *nlh, void *data) | |
1352 | { | |
1353 | struct dl *dl = data; | |
1354 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1355 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1356 | ||
1357 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1358 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1359 | !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || | |
1360 | !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD]) | |
1361 | return MNL_CB_ERROR; | |
1362 | pr_out_sb_port_pool(dl, tb); | |
1363 | return MNL_CB_OK; | |
1364 | } | |
1365 | ||
1366 | static int cmd_sb_port_pool_show(struct dl *dl) | |
1367 | { | |
1368 | struct nlmsghdr *nlh; | |
1369 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
1370 | int err; | |
1371 | ||
1372 | if (dl_argc(dl) == 0) | |
1373 | flags |= NLM_F_DUMP; | |
1374 | ||
1375 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags); | |
1376 | ||
1377 | if (dl_argc(dl) > 0) { | |
1378 | err = dl_argv_parse_put(nlh, dl, | |
1379 | DL_OPT_HANDLEP | DL_OPT_SB_POOL, | |
1380 | DL_OPT_SB); | |
1381 | if (err) | |
1382 | return err; | |
1383 | } | |
1384 | ||
1385 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_port_pool_show_cb, dl); | |
1386 | } | |
1387 | ||
1388 | static int cmd_sb_port_pool_set(struct dl *dl) | |
1389 | { | |
1390 | struct nlmsghdr *nlh; | |
1391 | int err; | |
1392 | ||
1393 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_SET, | |
1394 | NLM_F_REQUEST | NLM_F_ACK); | |
1395 | ||
1396 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_POOL | | |
1397 | DL_OPT_SB_TH, DL_OPT_SB); | |
1398 | if (err) | |
1399 | return err; | |
1400 | ||
1401 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1402 | } | |
1403 | ||
1404 | static int cmd_sb_port_pool(struct dl *dl) | |
1405 | { | |
1406 | if (dl_argv_match(dl, "help")) { | |
1407 | cmd_sb_help(); | |
1408 | return 0; | |
1409 | } else if (dl_argv_match(dl, "show") || | |
1410 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1411 | dl_arg_inc(dl); | |
1412 | return cmd_sb_port_pool_show(dl); | |
1413 | } else if (dl_argv_match(dl, "set")) { | |
1414 | dl_arg_inc(dl); | |
1415 | return cmd_sb_port_pool_set(dl); | |
1416 | } | |
1417 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1418 | return -ENOENT; | |
1419 | } | |
1420 | ||
1421 | static int cmd_sb_port(struct dl *dl) | |
1422 | { | |
1423 | if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { | |
1424 | cmd_sb_help(); | |
1425 | return 0; | |
1426 | } else if (dl_argv_match(dl, "pool")) { | |
1427 | dl_arg_inc(dl); | |
1428 | return cmd_sb_port_pool(dl); | |
1429 | } | |
1430 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1431 | return -ENOENT; | |
1432 | } | |
1433 | ||
1434 | static void pr_out_sb_tc_bind(struct dl *dl, struct nlattr **tb) | |
1435 | { | |
1436 | pr_out_port_handle_nice(dl, tb); | |
1437 | pr_out(": sb %u tc %u type %s pool %u threshold %u\n", | |
1438 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]), | |
1439 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX]), | |
1440 | pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE])), | |
1441 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]), | |
1442 | mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD])); | |
1443 | } | |
1444 | ||
1445 | static int cmd_sb_tc_bind_show_cb(const struct nlmsghdr *nlh, void *data) | |
1446 | { | |
1447 | struct dl *dl = data; | |
1448 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1449 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1450 | ||
1451 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1452 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1453 | !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || | |
1454 | !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] || | |
1455 | !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD]) | |
1456 | return MNL_CB_ERROR; | |
1457 | pr_out_sb_tc_bind(dl, tb); | |
1458 | return MNL_CB_OK; | |
1459 | } | |
1460 | ||
1461 | static int cmd_sb_tc_bind_show(struct dl *dl) | |
1462 | { | |
1463 | struct nlmsghdr *nlh; | |
1464 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; | |
1465 | int err; | |
1466 | ||
1467 | if (dl_argc(dl) == 0) | |
1468 | flags |= NLM_F_DUMP; | |
1469 | ||
1470 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags); | |
1471 | ||
1472 | if (dl_argc(dl) > 0) { | |
1473 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_TC | | |
1474 | DL_OPT_SB_TYPE, DL_OPT_SB); | |
1475 | if (err) | |
1476 | return err; | |
1477 | } | |
1478 | ||
1479 | return _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_tc_bind_show_cb, dl); | |
1480 | } | |
1481 | ||
1482 | static int cmd_sb_tc_bind_set(struct dl *dl) | |
1483 | { | |
1484 | struct nlmsghdr *nlh; | |
1485 | int err; | |
1486 | ||
1487 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_SET, | |
1488 | NLM_F_REQUEST | NLM_F_ACK); | |
1489 | ||
1490 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_TC | | |
1491 | DL_OPT_SB_TYPE | DL_OPT_SB_POOL | DL_OPT_SB_TH, | |
1492 | DL_OPT_SB); | |
1493 | if (err) | |
1494 | return err; | |
1495 | ||
1496 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1497 | } | |
1498 | ||
1499 | static int cmd_sb_tc_bind(struct dl *dl) | |
1500 | { | |
1501 | if (dl_argv_match(dl, "help")) { | |
1502 | cmd_sb_help(); | |
1503 | return 0; | |
1504 | } else if (dl_argv_match(dl, "show") || | |
1505 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1506 | dl_arg_inc(dl); | |
1507 | return cmd_sb_tc_bind_show(dl); | |
1508 | } else if (dl_argv_match(dl, "set")) { | |
1509 | dl_arg_inc(dl); | |
1510 | return cmd_sb_tc_bind_set(dl); | |
1511 | } | |
1512 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1513 | return -ENOENT; | |
1514 | } | |
1515 | ||
1516 | static int cmd_sb_tc(struct dl *dl) | |
1517 | { | |
1518 | if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { | |
1519 | cmd_sb_help(); | |
1520 | return 0; | |
1521 | } else if (dl_argv_match(dl, "bind")) { | |
1522 | dl_arg_inc(dl); | |
1523 | return cmd_sb_tc_bind(dl); | |
1524 | } | |
1525 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1526 | return -ENOENT; | |
1527 | } | |
1528 | ||
25ec49be JP |
1529 | struct occ_item { |
1530 | struct list_head list; | |
1531 | uint32_t index; | |
1532 | uint32_t cur; | |
1533 | uint32_t max; | |
1534 | uint32_t bound_pool_index; | |
1535 | }; | |
1536 | ||
1537 | struct occ_port { | |
1538 | struct list_head list; | |
1539 | char *bus_name; | |
1540 | char *dev_name; | |
1541 | uint32_t port_index; | |
1542 | uint32_t sb_index; | |
1543 | struct list_head pool_list; | |
1544 | struct list_head ing_tc_list; | |
1545 | struct list_head eg_tc_list; | |
1546 | }; | |
1547 | ||
1548 | struct occ_show { | |
1549 | struct dl *dl; | |
1550 | int err; | |
1551 | struct list_head port_list; | |
1552 | }; | |
1553 | ||
1554 | static struct occ_item *occ_item_alloc(void) | |
1555 | { | |
1556 | return calloc(1, sizeof(struct occ_item)); | |
1557 | } | |
1558 | ||
1559 | static void occ_item_free(struct occ_item *occ_item) | |
1560 | { | |
1561 | free(occ_item); | |
1562 | } | |
1563 | ||
1564 | static struct occ_port *occ_port_alloc(uint32_t port_index) | |
1565 | { | |
1566 | struct occ_port *occ_port; | |
1567 | ||
1568 | occ_port = calloc(1, sizeof(*occ_port)); | |
1569 | if (!occ_port) | |
1570 | return NULL; | |
1571 | occ_port->port_index = port_index; | |
1572 | INIT_LIST_HEAD(&occ_port->pool_list); | |
1573 | INIT_LIST_HEAD(&occ_port->ing_tc_list); | |
1574 | INIT_LIST_HEAD(&occ_port->eg_tc_list); | |
1575 | return occ_port; | |
1576 | } | |
1577 | ||
1578 | static void occ_port_free(struct occ_port *occ_port) | |
1579 | { | |
1580 | struct occ_item *occ_item, *tmp; | |
1581 | ||
1582 | list_for_each_entry_safe(occ_item, tmp, &occ_port->pool_list, list) | |
1583 | occ_item_free(occ_item); | |
1584 | list_for_each_entry_safe(occ_item, tmp, &occ_port->ing_tc_list, list) | |
1585 | occ_item_free(occ_item); | |
1586 | list_for_each_entry_safe(occ_item, tmp, &occ_port->eg_tc_list, list) | |
1587 | occ_item_free(occ_item); | |
1588 | } | |
1589 | ||
1590 | static struct occ_show *occ_show_alloc(struct dl *dl) | |
1591 | { | |
1592 | struct occ_show *occ_show; | |
1593 | ||
1594 | occ_show = calloc(1, sizeof(*occ_show)); | |
1595 | if (!occ_show) | |
1596 | return NULL; | |
1597 | occ_show->dl = dl; | |
1598 | INIT_LIST_HEAD(&occ_show->port_list); | |
1599 | return occ_show; | |
1600 | } | |
1601 | ||
1602 | static void occ_show_free(struct occ_show *occ_show) | |
1603 | { | |
1604 | struct occ_port *occ_port, *tmp; | |
1605 | ||
1606 | list_for_each_entry_safe(occ_port, tmp, &occ_show->port_list, list) | |
1607 | occ_port_free(occ_port); | |
1608 | } | |
1609 | ||
1610 | static struct occ_port *occ_port_get(struct occ_show *occ_show, | |
1611 | struct nlattr **tb) | |
1612 | { | |
1613 | struct occ_port *occ_port; | |
1614 | uint32_t port_index; | |
1615 | ||
1616 | port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); | |
1617 | ||
1618 | list_for_each_entry_reverse(occ_port, &occ_show->port_list, list) { | |
1619 | if (occ_port->port_index == port_index) | |
1620 | return occ_port; | |
1621 | } | |
1622 | occ_port = occ_port_alloc(port_index); | |
1623 | if (!occ_port) | |
1624 | return NULL; | |
1625 | list_add_tail(&occ_port->list, &occ_show->port_list); | |
1626 | return occ_port; | |
1627 | } | |
1628 | ||
1629 | static void pr_out_occ_show_item_list(const char *label, struct list_head *list, | |
1630 | bool bound_pool) | |
1631 | { | |
1632 | struct occ_item *occ_item; | |
1633 | int i = 1; | |
1634 | ||
1635 | pr_out_sp(7, " %s:", label); | |
1636 | list_for_each_entry(occ_item, list, list) { | |
1637 | if ((i - 1) % 4 == 0 && i != 1) | |
1638 | pr_out_sp(7, " "); | |
1639 | if (bound_pool) | |
1640 | pr_out_sp(7, "%2u(%u):", occ_item->index, | |
1641 | occ_item->bound_pool_index); | |
1642 | else | |
1643 | pr_out_sp(7, "%2u:", occ_item->index); | |
1644 | pr_out_sp(15, "%7u/%u", occ_item->cur, occ_item->max); | |
1645 | if (i++ % 4 == 0) | |
1646 | pr_out("\n"); | |
1647 | } | |
1648 | if ((i - 1) % 4 != 0) | |
1649 | pr_out("\n"); | |
1650 | } | |
1651 | ||
1652 | static void pr_out_occ_show_port(struct occ_port *occ_port) | |
1653 | { | |
1654 | pr_out_occ_show_item_list("pool", &occ_port->pool_list, false); | |
1655 | pr_out_occ_show_item_list("itc", &occ_port->ing_tc_list, true); | |
1656 | pr_out_occ_show_item_list("etc", &occ_port->eg_tc_list, true); | |
1657 | } | |
1658 | ||
1659 | static void pr_out_occ_show(struct occ_show *occ_show) | |
1660 | { | |
1661 | struct dl *dl = occ_show->dl; | |
1662 | struct dl_opts *opts = &dl->opts; | |
1663 | struct occ_port *occ_port; | |
1664 | ||
1665 | list_for_each_entry(occ_port, &occ_show->port_list, list) { | |
1666 | __pr_out_port_handle_nice(dl, opts->bus_name, opts->dev_name, | |
1667 | occ_port->port_index); | |
1668 | pr_out(":\n"); | |
1669 | pr_out_occ_show_port(occ_port); | |
1670 | } | |
1671 | } | |
1672 | ||
1673 | static void cmd_sb_occ_port_pool_process(struct occ_show *occ_show, | |
1674 | struct nlattr **tb) | |
1675 | { | |
1676 | struct occ_port *occ_port; | |
1677 | struct occ_item *occ_item; | |
1678 | ||
1679 | if (occ_show->err || !dl_dump_filter(occ_show->dl, tb)) | |
1680 | return; | |
1681 | ||
1682 | occ_port = occ_port_get(occ_show, tb); | |
1683 | if (!occ_port) { | |
1684 | occ_show->err = -ENOMEM; | |
1685 | return; | |
1686 | } | |
1687 | ||
1688 | occ_item = occ_item_alloc(); | |
1689 | if (!occ_item) { | |
1690 | occ_show->err = -ENOMEM; | |
1691 | return; | |
1692 | } | |
1693 | occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]); | |
1694 | occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]); | |
1695 | occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]); | |
1696 | list_add_tail(&occ_item->list, &occ_port->pool_list); | |
1697 | } | |
1698 | ||
1699 | static int cmd_sb_occ_port_pool_process_cb(const struct nlmsghdr *nlh, void *data) | |
1700 | { | |
1701 | struct occ_show *occ_show = data; | |
1702 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1703 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1704 | ||
1705 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1706 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1707 | !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || | |
1708 | !tb[DEVLINK_ATTR_SB_POOL_INDEX] || | |
1709 | !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX]) | |
1710 | return MNL_CB_ERROR; | |
1711 | cmd_sb_occ_port_pool_process(occ_show, tb); | |
1712 | return MNL_CB_OK; | |
1713 | } | |
1714 | ||
1715 | static void cmd_sb_occ_tc_pool_process(struct occ_show *occ_show, | |
1716 | struct nlattr **tb) | |
1717 | { | |
1718 | struct occ_port *occ_port; | |
1719 | struct occ_item *occ_item; | |
1720 | uint8_t pool_type; | |
1721 | ||
1722 | if (occ_show->err || !dl_dump_filter(occ_show->dl, tb)) | |
1723 | return; | |
1724 | ||
1725 | occ_port = occ_port_get(occ_show, tb); | |
1726 | if (!occ_port) { | |
1727 | occ_show->err = -ENOMEM; | |
1728 | return; | |
1729 | } | |
1730 | ||
1731 | occ_item = occ_item_alloc(); | |
1732 | if (!occ_item) { | |
1733 | occ_show->err = -ENOMEM; | |
1734 | return; | |
1735 | } | |
1736 | occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX]); | |
1737 | occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]); | |
1738 | occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]); | |
1739 | occ_item->bound_pool_index = | |
1740 | mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]); | |
1741 | pool_type = mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE]); | |
1742 | if (pool_type == DEVLINK_SB_POOL_TYPE_INGRESS) | |
1743 | list_add_tail(&occ_item->list, &occ_port->ing_tc_list); | |
1744 | else if (pool_type == DEVLINK_SB_POOL_TYPE_EGRESS) | |
1745 | list_add_tail(&occ_item->list, &occ_port->eg_tc_list); | |
1746 | else | |
1747 | occ_item_free(occ_item); | |
1748 | } | |
1749 | ||
1750 | static int cmd_sb_occ_tc_pool_process_cb(const struct nlmsghdr *nlh, void *data) | |
1751 | { | |
1752 | struct occ_show *occ_show = data; | |
1753 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1754 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1755 | ||
1756 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1757 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1758 | !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || | |
1759 | !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] || | |
1760 | !tb[DEVLINK_ATTR_SB_POOL_INDEX] || | |
1761 | !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX]) | |
1762 | return MNL_CB_ERROR; | |
1763 | cmd_sb_occ_tc_pool_process(occ_show, tb); | |
1764 | return MNL_CB_OK; | |
1765 | } | |
1766 | ||
1767 | static int cmd_sb_occ_show(struct dl *dl) | |
1768 | { | |
1769 | struct nlmsghdr *nlh; | |
1770 | struct occ_show *occ_show; | |
1771 | uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP; | |
1772 | int err; | |
1773 | ||
1774 | err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP, DL_OPT_SB); | |
1775 | if (err) | |
1776 | return err; | |
1777 | ||
1778 | occ_show = occ_show_alloc(dl); | |
1779 | if (!occ_show) | |
1780 | return -ENOMEM; | |
1781 | ||
1782 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags); | |
1783 | ||
1784 | err = _mnlg_socket_sndrcv(dl->nlg, nlh, | |
1785 | cmd_sb_occ_port_pool_process_cb, occ_show); | |
1786 | if (err) | |
1787 | goto out; | |
1788 | ||
1789 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags); | |
1790 | ||
1791 | err = _mnlg_socket_sndrcv(dl->nlg, nlh, | |
1792 | cmd_sb_occ_tc_pool_process_cb, occ_show); | |
1793 | if (err) | |
1794 | goto out; | |
1795 | ||
1796 | pr_out_occ_show(occ_show); | |
1797 | ||
1798 | out: | |
1799 | occ_show_free(occ_show); | |
1800 | return err; | |
1801 | } | |
1802 | ||
1803 | static int cmd_sb_occ_snapshot(struct dl *dl) | |
1804 | { | |
1805 | struct nlmsghdr *nlh; | |
1806 | int err; | |
1807 | ||
1808 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_OCC_SNAPSHOT, | |
1809 | NLM_F_REQUEST | NLM_F_ACK); | |
1810 | ||
1811 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); | |
1812 | if (err) | |
1813 | return err; | |
1814 | ||
1815 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1816 | } | |
1817 | ||
1818 | static int cmd_sb_occ_clearmax(struct dl *dl) | |
1819 | { | |
1820 | struct nlmsghdr *nlh; | |
1821 | int err; | |
1822 | ||
1823 | nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_OCC_MAX_CLEAR, | |
1824 | NLM_F_REQUEST | NLM_F_ACK); | |
1825 | ||
1826 | err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); | |
1827 | if (err) | |
1828 | return err; | |
1829 | ||
1830 | return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); | |
1831 | } | |
1832 | ||
1833 | static int cmd_sb_occ(struct dl *dl) | |
1834 | { | |
1835 | if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { | |
1836 | cmd_sb_help(); | |
1837 | return 0; | |
1838 | } else if (dl_argv_match(dl, "show") || | |
1839 | dl_argv_match(dl, "list")) { | |
1840 | dl_arg_inc(dl); | |
1841 | return cmd_sb_occ_show(dl); | |
1842 | } else if (dl_argv_match(dl, "snapshot")) { | |
1843 | dl_arg_inc(dl); | |
1844 | return cmd_sb_occ_snapshot(dl); | |
1845 | } else if (dl_argv_match(dl, "clearmax")) { | |
1846 | dl_arg_inc(dl); | |
1847 | return cmd_sb_occ_clearmax(dl); | |
1848 | } | |
1849 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1850 | return -ENOENT; | |
1851 | } | |
1852 | ||
e6d7367d JP |
1853 | static int cmd_sb(struct dl *dl) |
1854 | { | |
1855 | if (dl_argv_match(dl, "help")) { | |
1856 | cmd_sb_help(); | |
1857 | return 0; | |
1858 | } else if (dl_argv_match(dl, "show") || | |
1859 | dl_argv_match(dl, "list") || dl_no_arg(dl)) { | |
1860 | dl_arg_inc(dl); | |
1861 | return cmd_sb_show(dl); | |
1862 | } else if (dl_argv_match(dl, "pool")) { | |
1863 | dl_arg_inc(dl); | |
1864 | return cmd_sb_pool(dl); | |
1865 | } else if (dl_argv_match(dl, "port")) { | |
1866 | dl_arg_inc(dl); | |
1867 | return cmd_sb_port(dl); | |
1868 | } else if (dl_argv_match(dl, "tc")) { | |
1869 | dl_arg_inc(dl); | |
1870 | return cmd_sb_tc(dl); | |
25ec49be JP |
1871 | } else if (dl_argv_match(dl, "occupancy")) { |
1872 | dl_arg_inc(dl); | |
1873 | return cmd_sb_occ(dl); | |
e6d7367d JP |
1874 | } |
1875 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
1876 | return -ENOENT; | |
1877 | } | |
1878 | ||
a3c4b484 JP |
1879 | static const char *cmd_name(uint8_t cmd) |
1880 | { | |
1881 | switch (cmd) { | |
1882 | case DEVLINK_CMD_UNSPEC: return "unspec"; | |
1883 | case DEVLINK_CMD_GET: return "get"; | |
1884 | case DEVLINK_CMD_SET: return "set"; | |
1885 | case DEVLINK_CMD_NEW: return "new"; | |
1886 | case DEVLINK_CMD_DEL: return "del"; | |
1887 | case DEVLINK_CMD_PORT_GET: return "get"; | |
1888 | case DEVLINK_CMD_PORT_SET: return "set"; | |
1889 | case DEVLINK_CMD_PORT_NEW: return "net"; | |
1890 | case DEVLINK_CMD_PORT_DEL: return "del"; | |
1891 | default: return "<unknown cmd>"; | |
1892 | } | |
1893 | } | |
1894 | ||
1895 | static const char *cmd_obj(uint8_t cmd) | |
1896 | { | |
1897 | switch (cmd) { | |
1898 | case DEVLINK_CMD_UNSPEC: return "unspec"; | |
1899 | case DEVLINK_CMD_GET: | |
1900 | case DEVLINK_CMD_SET: | |
1901 | case DEVLINK_CMD_NEW: | |
1902 | case DEVLINK_CMD_DEL: | |
1903 | return "dev"; | |
1904 | case DEVLINK_CMD_PORT_GET: | |
1905 | case DEVLINK_CMD_PORT_SET: | |
1906 | case DEVLINK_CMD_PORT_NEW: | |
1907 | case DEVLINK_CMD_PORT_DEL: | |
1908 | return "port"; | |
1909 | default: return "<unknown obj>"; | |
1910 | } | |
1911 | } | |
1912 | ||
1913 | static void pr_out_mon_header(uint8_t cmd) | |
1914 | { | |
1915 | pr_out("[%s,%s] ", cmd_obj(cmd), cmd_name(cmd)); | |
1916 | } | |
1917 | ||
1918 | static bool cmd_filter_check(struct dl *dl, uint8_t cmd) | |
1919 | { | |
1920 | const char *obj = cmd_obj(cmd); | |
1921 | unsigned int index = 0; | |
1922 | const char *cur_obj; | |
1923 | ||
1924 | if (dl_no_arg(dl)) | |
1925 | return true; | |
1926 | while ((cur_obj = dl_argv_index(dl, index++))) { | |
1927 | if (strcmp(cur_obj, obj) == 0 || strcmp(cur_obj, "all") == 0) | |
1928 | return true; | |
1929 | } | |
1930 | return false; | |
1931 | } | |
1932 | ||
1933 | static int cmd_mon_show_cb(const struct nlmsghdr *nlh, void *data) | |
1934 | { | |
1935 | struct dl *dl = data; | |
1936 | struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; | |
1937 | struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); | |
1938 | uint8_t cmd = genl->cmd; | |
1939 | ||
1940 | if (!cmd_filter_check(dl, cmd)) | |
1941 | return MNL_CB_OK; | |
1942 | ||
1943 | switch (cmd) { | |
1944 | case DEVLINK_CMD_GET: /* fall through */ | |
1945 | case DEVLINK_CMD_SET: /* fall through */ | |
1946 | case DEVLINK_CMD_NEW: /* fall through */ | |
1947 | case DEVLINK_CMD_DEL: | |
1948 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1949 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) | |
1950 | return MNL_CB_ERROR; | |
1951 | pr_out_mon_header(genl->cmd); | |
1952 | pr_out_dev(tb); | |
1953 | break; | |
1954 | case DEVLINK_CMD_PORT_GET: /* fall through */ | |
1955 | case DEVLINK_CMD_PORT_SET: /* fall through */ | |
1956 | case DEVLINK_CMD_PORT_NEW: /* fall through */ | |
1957 | case DEVLINK_CMD_PORT_DEL: | |
1958 | mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); | |
1959 | if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || | |
1960 | !tb[DEVLINK_ATTR_PORT_INDEX]) | |
1961 | return MNL_CB_ERROR; | |
1962 | pr_out_mon_header(genl->cmd); | |
1963 | pr_out_port(tb); | |
1964 | break; | |
1965 | } | |
1966 | return MNL_CB_OK; | |
1967 | } | |
1968 | ||
1969 | static int cmd_mon_show(struct dl *dl) | |
1970 | { | |
1971 | int err; | |
1972 | unsigned int index = 0; | |
1973 | const char *cur_obj; | |
1974 | ||
1975 | while ((cur_obj = dl_argv_index(dl, index++))) { | |
1976 | if (strcmp(cur_obj, "all") != 0 && | |
1977 | strcmp(cur_obj, "dev") != 0 && | |
1978 | strcmp(cur_obj, "port") != 0) { | |
1979 | pr_err("Unknown object \"%s\"\n", cur_obj); | |
1980 | return -EINVAL; | |
1981 | } | |
1982 | } | |
1983 | err = _mnlg_socket_group_add(dl->nlg, DEVLINK_GENL_MCGRP_CONFIG_NAME); | |
1984 | if (err) | |
1985 | return err; | |
1986 | err = _mnlg_socket_recv_run(dl->nlg, cmd_mon_show_cb, dl); | |
1987 | if (err) | |
1988 | return err; | |
1989 | return 0; | |
1990 | } | |
1991 | ||
1992 | static void cmd_mon_help(void) | |
1993 | { | |
7a9466db | 1994 | pr_err("Usage: devlink monitor [ all | OBJECT-LIST ]\n" |
a3c4b484 JP |
1995 | "where OBJECT-LIST := { dev | port }\n"); |
1996 | } | |
1997 | ||
1998 | static int cmd_mon(struct dl *dl) | |
1999 | { | |
2000 | if (dl_argv_match(dl, "help")) { | |
2001 | cmd_mon_help(); | |
2002 | return 0; | |
2003 | } else if (dl_no_arg(dl)) { | |
2004 | dl_arg_inc(dl); | |
2005 | return cmd_mon_show(dl); | |
2006 | } | |
2007 | pr_err("Command \"%s\" not found\n", dl_argv(dl)); | |
2008 | return -ENOENT; | |
2009 | } | |
2010 | ||
2011 | static void help(void) | |
2012 | { | |
7a9466db | 2013 | pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n" |
e6d7367d | 2014 | "where OBJECT := { dev | port | sb | monitor }\n" |
43f35be4 | 2015 | " OPTIONS := { -V[ersion] | -n[no-nice-names] }\n"); |
a3c4b484 JP |
2016 | } |
2017 | ||
2018 | static int dl_cmd(struct dl *dl) | |
2019 | { | |
2020 | if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { | |
2021 | help(); | |
2022 | return 0; | |
2023 | } else if (dl_argv_match(dl, "dev")) { | |
2024 | dl_arg_inc(dl); | |
2025 | return cmd_dev(dl); | |
2026 | } else if (dl_argv_match(dl, "port")) { | |
2027 | dl_arg_inc(dl); | |
2028 | return cmd_port(dl); | |
e6d7367d JP |
2029 | } else if (dl_argv_match(dl, "sb")) { |
2030 | dl_arg_inc(dl); | |
2031 | return cmd_sb(dl); | |
a3c4b484 JP |
2032 | } else if (dl_argv_match(dl, "monitor")) { |
2033 | dl_arg_inc(dl); | |
2034 | return cmd_mon(dl); | |
2035 | } | |
2036 | pr_err("Object \"%s\" not found\n", dl_argv(dl)); | |
2037 | return -ENOENT; | |
2038 | } | |
2039 | ||
2040 | static int dl_init(struct dl *dl, int argc, char **argv) | |
2041 | { | |
2042 | int err; | |
2043 | ||
2044 | dl->argc = argc; | |
2045 | dl->argv = argv; | |
2046 | ||
2047 | dl->nlg = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION); | |
2048 | if (!dl->nlg) { | |
2049 | pr_err("Failed to connect to devlink Netlink\n"); | |
2050 | return -errno; | |
2051 | } | |
2052 | ||
2053 | err = ifname_map_init(dl); | |
2054 | if (err) { | |
2055 | pr_err("Failed to create index map\n"); | |
2056 | goto err_ifname_map_create; | |
2057 | } | |
2058 | return 0; | |
2059 | ||
2060 | err_ifname_map_create: | |
2061 | mnlg_socket_close(dl->nlg); | |
2062 | return err; | |
2063 | } | |
2064 | ||
2065 | static void dl_fini(struct dl *dl) | |
2066 | { | |
2067 | ifname_map_fini(dl); | |
2068 | mnlg_socket_close(dl->nlg); | |
2069 | } | |
2070 | ||
2071 | static struct dl *dl_alloc(void) | |
2072 | { | |
2073 | struct dl *dl; | |
2074 | ||
2075 | dl = calloc(1, sizeof(*dl)); | |
2076 | if (!dl) | |
2077 | return NULL; | |
2078 | return dl; | |
2079 | } | |
2080 | ||
2081 | static void dl_free(struct dl *dl) | |
2082 | { | |
2083 | free(dl); | |
2084 | } | |
2085 | ||
2086 | int main(int argc, char **argv) | |
2087 | { | |
2088 | static const struct option long_options[] = { | |
2089 | { "Version", no_argument, NULL, 'V' }, | |
43f35be4 | 2090 | { "no-nice-names", no_argument, NULL, 'n' }, |
a3c4b484 JP |
2091 | { NULL, 0, NULL, 0 } |
2092 | }; | |
2093 | struct dl *dl; | |
2094 | int opt; | |
2095 | int err; | |
2096 | int ret; | |
2097 | ||
43f35be4 JP |
2098 | dl = dl_alloc(); |
2099 | if (!dl) { | |
2100 | pr_err("Failed to allocate memory for devlink\n"); | |
2101 | return EXIT_FAILURE; | |
2102 | } | |
2103 | ||
2104 | while ((opt = getopt_long(argc, argv, "Vn", | |
a3c4b484 JP |
2105 | long_options, NULL)) >= 0) { |
2106 | ||
2107 | switch (opt) { | |
2108 | case 'V': | |
2109 | printf("devlink utility, iproute2-ss%s\n", SNAPSHOT); | |
2110 | return EXIT_SUCCESS; | |
43f35be4 JP |
2111 | case 'n': |
2112 | dl->no_nice_names = true; | |
2113 | break; | |
a3c4b484 JP |
2114 | default: |
2115 | pr_err("Unknown option.\n"); | |
2116 | help(); | |
2117 | return EXIT_FAILURE; | |
2118 | } | |
2119 | } | |
2120 | ||
2121 | argc -= optind; | |
2122 | argv += optind; | |
2123 | ||
a3c4b484 JP |
2124 | err = dl_init(dl, argc, argv); |
2125 | if (err) { | |
2126 | ret = EXIT_FAILURE; | |
2127 | goto dl_free; | |
2128 | } | |
2129 | ||
2130 | err = dl_cmd(dl); | |
2131 | if (err) { | |
2132 | ret = EXIT_FAILURE; | |
2133 | goto dl_fini; | |
2134 | } | |
2135 | ||
2136 | ret = EXIT_SUCCESS; | |
2137 | ||
2138 | dl_fini: | |
2139 | dl_fini(dl); | |
2140 | dl_free: | |
2141 | dl_free(dl); | |
2142 | ||
2143 | return ret; | |
2144 | } |