1 /* SPDX-License-Identifier: GPL-2.0
2 * Copyright 2022-2023 NXP
3 */
4
5 #undef TRACE_SYSTEM
6 #define TRACE_SYSTEM dsa
7
8 #if !defined(_NET_DSA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
9 #define _NET_DSA_TRACE_H
10
11 #include <net/dsa.h>
12 #include <net/switchdev.h>
13 #include <linux/etherdevice.h>
14 #include <linux/if_bridge.h>
15 #include <linux/refcount.h>
16 #include <linux/tracepoint.h>
17
18 /* Enough to fit "bridge %s num %d" where num has 3 digits */
19 #define DSA_DB_BUFSIZ (IFNAMSIZ + 16)
20
21 void dsa_db_print(const struct dsa_db *db, char buf[DSA_DB_BUFSIZ]);
22 const char *dsa_port_kind(const struct dsa_port *dp);
23
24 DECLARE_EVENT_CLASS(dsa_port_addr_op_hw,
25
26 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr, u16 vid,
27 const struct dsa_db *db, int err),
28
29 TP_ARGS(dp, addr, vid, db, err),
30
31 TP_STRUCT__entry(
32 __string(dev, dev_name(dp->ds->dev))
33 __string(kind, dsa_port_kind(dp))
34 __field(int, port)
35 __array(unsigned char, addr, ETH_ALEN)
36 __field(u16, vid)
37 __array(char, db_buf, DSA_DB_BUFSIZ)
38 __field(int, err)
39 ),
40
41 TP_fast_assign(
42 __assign_str(dev);
43 __assign_str(kind);
44 __entry->port = dp->index;
45 ether_addr_copy(__entry->addr, addr);
46 __entry->vid = vid;
47 dsa_db_print(db, __entry->db_buf);
48 __entry->err = err;
49 ),
50
51 TP_printk("%s %s port %d addr %pM vid %u db \"%s\" err %d",
52 __get_str(dev), __get_str(kind), __entry->port, __entry->addr,
53 __entry->vid, __entry->db_buf, __entry->err)
54 );
55
56 /* Add unicast/multicast address to hardware, either on user ports
57 * (where no refcounting is kept), or on shared ports when the entry
58 * is first seen and its refcount is 1.
59 */
60 DEFINE_EVENT(dsa_port_addr_op_hw, dsa_fdb_add_hw,
61 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
62 u16 vid, const struct dsa_db *db, int err),
63 TP_ARGS(dp, addr, vid, db, err));
64
65 DEFINE_EVENT(dsa_port_addr_op_hw, dsa_mdb_add_hw,
66 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
67 u16 vid, const struct dsa_db *db, int err),
68 TP_ARGS(dp, addr, vid, db, err));
69
70 /* Delete unicast/multicast address from hardware, either on user ports or
71 * when the refcount on shared ports reaches 0
72 */
73 DEFINE_EVENT(dsa_port_addr_op_hw, dsa_fdb_del_hw,
74 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
75 u16 vid, const struct dsa_db *db, int err),
76 TP_ARGS(dp, addr, vid, db, err));
77
78 DEFINE_EVENT(dsa_port_addr_op_hw, dsa_mdb_del_hw,
79 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
80 u16 vid, const struct dsa_db *db, int err),
81 TP_ARGS(dp, addr, vid, db, err));
82
83 DECLARE_EVENT_CLASS(dsa_port_addr_op_refcount,
84
85 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr, u16 vid,
86 const struct dsa_db *db, const refcount_t *refcount),
87
88 TP_ARGS(dp, addr, vid, db, refcount),
89
90 TP_STRUCT__entry(
91 __string(dev, dev_name(dp->ds->dev))
92 __string(kind, dsa_port_kind(dp))
93 __field(int, port)
94 __array(unsigned char, addr, ETH_ALEN)
95 __field(u16, vid)
96 __array(char, db_buf, DSA_DB_BUFSIZ)
97 __field(unsigned int, refcount)
98 ),
99
100 TP_fast_assign(
101 __assign_str(dev);
102 __assign_str(kind);
103 __entry->port = dp->index;
104 ether_addr_copy(__entry->addr, addr);
105 __entry->vid = vid;
106 dsa_db_print(db, __entry->db_buf);
107 __entry->refcount = refcount_read(refcount);
108 ),
109
110 TP_printk("%s %s port %d addr %pM vid %u db \"%s\" refcount %u",
111 __get_str(dev), __get_str(kind), __entry->port, __entry->addr,
112 __entry->vid, __entry->db_buf, __entry->refcount)
113 );
114
115 /* Bump the refcount of an existing unicast/multicast address on shared ports */
116 DEFINE_EVENT(dsa_port_addr_op_refcount, dsa_fdb_add_bump,
117 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
118 u16 vid, const struct dsa_db *db,
119 const refcount_t *refcount),
120 TP_ARGS(dp, addr, vid, db, refcount));
121
122 DEFINE_EVENT(dsa_port_addr_op_refcount, dsa_mdb_add_bump,
123 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
124 u16 vid, const struct dsa_db *db,
125 const refcount_t *refcount),
126 TP_ARGS(dp, addr, vid, db, refcount));
127
128 /* Drop the refcount of a multicast address that we still keep on
129 * shared ports
130 */
131 DEFINE_EVENT(dsa_port_addr_op_refcount, dsa_fdb_del_drop,
132 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
133 u16 vid, const struct dsa_db *db,
134 const refcount_t *refcount),
135 TP_ARGS(dp, addr, vid, db, refcount));
136
137 DEFINE_EVENT(dsa_port_addr_op_refcount, dsa_mdb_del_drop,
138 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
139 u16 vid, const struct dsa_db *db,
140 const refcount_t *refcount),
141 TP_ARGS(dp, addr, vid, db, refcount));
142
143 DECLARE_EVENT_CLASS(dsa_port_addr_del_not_found,
144
145 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr, u16 vid,
146 const struct dsa_db *db),
147
148 TP_ARGS(dp, addr, vid, db),
149
150 TP_STRUCT__entry(
151 __string(dev, dev_name(dp->ds->dev))
152 __string(kind, dsa_port_kind(dp))
153 __field(int, port)
154 __array(unsigned char, addr, ETH_ALEN)
155 __field(u16, vid)
156 __array(char, db_buf, DSA_DB_BUFSIZ)
157 ),
158
159 TP_fast_assign(
160 __assign_str(dev);
161 __assign_str(kind);
162 __entry->port = dp->index;
163 ether_addr_copy(__entry->addr, addr);
164 __entry->vid = vid;
165 dsa_db_print(db, __entry->db_buf);
166 ),
167
168 TP_printk("%s %s port %d addr %pM vid %u db \"%s\"",
169 __get_str(dev), __get_str(kind), __entry->port,
170 __entry->addr, __entry->vid, __entry->db_buf)
171 );
172
173 /* Attempt to delete a unicast/multicast address on shared ports for which
174 * the delete operation was called more times than the addition
175 */
176 DEFINE_EVENT(dsa_port_addr_del_not_found, dsa_fdb_del_not_found,
177 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
178 u16 vid, const struct dsa_db *db),
179 TP_ARGS(dp, addr, vid, db));
180
181 DEFINE_EVENT(dsa_port_addr_del_not_found, dsa_mdb_del_not_found,
182 TP_PROTO(const struct dsa_port *dp, const unsigned char *addr,
183 u16 vid, const struct dsa_db *db),
184 TP_ARGS(dp, addr, vid, db));
185
186 TRACE_EVENT(dsa_lag_fdb_add_hw,
187
188 TP_PROTO(const struct net_device *lag_dev, const unsigned char *addr,
189 u16 vid, const struct dsa_db *db, int err),
190
191 TP_ARGS(lag_dev, addr, vid, db, err),
192
193 TP_STRUCT__entry(
194 __string(dev, lag_dev->name)
195 __array(unsigned char, addr, ETH_ALEN)
196 __field(u16, vid)
197 __array(char, db_buf, DSA_DB_BUFSIZ)
198 __field(int, err)
199 ),
200
201 TP_fast_assign(
202 __assign_str(dev);
203 ether_addr_copy(__entry->addr, addr);
204 __entry->vid = vid;
205 dsa_db_print(db, __entry->db_buf);
206 __entry->err = err;
207 ),
208
209 TP_printk("%s addr %pM vid %u db \"%s\" err %d",
210 __get_str(dev), __entry->addr, __entry->vid,
211 __entry->db_buf, __entry->err)
212 );
213
214 TRACE_EVENT(dsa_lag_fdb_add_bump,
215
216 TP_PROTO(const struct net_device *lag_dev, const unsigned char *addr,
217 u16 vid, const struct dsa_db *db, const refcount_t *refcount),
218
219 TP_ARGS(lag_dev, addr, vid, db, refcount),
220
221 TP_STRUCT__entry(
222 __string(dev, lag_dev->name)
223 __array(unsigned char, addr, ETH_ALEN)
224 __field(u16, vid)
225 __array(char, db_buf, DSA_DB_BUFSIZ)
226 __field(unsigned int, refcount)
227 ),
228
229 TP_fast_assign(
230 __assign_str(dev);
231 ether_addr_copy(__entry->addr, addr);
232 __entry->vid = vid;
233 dsa_db_print(db, __entry->db_buf);
234 __entry->refcount = refcount_read(refcount);
235 ),
236
237 TP_printk("%s addr %pM vid %u db \"%s\" refcount %u",
238 __get_str(dev), __entry->addr, __entry->vid,
239 __entry->db_buf, __entry->refcount)
240 );
241
242 TRACE_EVENT(dsa_lag_fdb_del_hw,
243
244 TP_PROTO(const struct net_device *lag_dev, const unsigned char *addr,
245 u16 vid, const struct dsa_db *db, int err),
246
247 TP_ARGS(lag_dev, addr, vid, db, err),
248
249 TP_STRUCT__entry(
250 __string(dev, lag_dev->name)
251 __array(unsigned char, addr, ETH_ALEN)
252 __field(u16, vid)
253 __array(char, db_buf, DSA_DB_BUFSIZ)
254 __field(int, err)
255 ),
256
257 TP_fast_assign(
258 __assign_str(dev);
259 ether_addr_copy(__entry->addr, addr);
260 __entry->vid = vid;
261 dsa_db_print(db, __entry->db_buf);
262 __entry->err = err;
263 ),
264
265 TP_printk("%s addr %pM vid %u db \"%s\" err %d",
266 __get_str(dev), __entry->addr, __entry->vid,
267 __entry->db_buf, __entry->err)
268 );
269
270 TRACE_EVENT(dsa_lag_fdb_del_drop,
271
272 TP_PROTO(const struct net_device *lag_dev, const unsigned char *addr,
273 u16 vid, const struct dsa_db *db, const refcount_t *refcount),
274
275 TP_ARGS(lag_dev, addr, vid, db, refcount),
276
277 TP_STRUCT__entry(
278 __string(dev, lag_dev->name)
279 __array(unsigned char, addr, ETH_ALEN)
280 __field(u16, vid)
281 __array(char, db_buf, DSA_DB_BUFSIZ)
282 __field(unsigned int, refcount)
283 ),
284
285 TP_fast_assign(
286 __assign_str(dev);
287 ether_addr_copy(__entry->addr, addr);
288 __entry->vid = vid;
289 dsa_db_print(db, __entry->db_buf);
290 __entry->refcount = refcount_read(refcount);
291 ),
292
293 TP_printk("%s addr %pM vid %u db \"%s\" refcount %u",
294 __get_str(dev), __entry->addr, __entry->vid,
295 __entry->db_buf, __entry->refcount)
296 );
297
298 TRACE_EVENT(dsa_lag_fdb_del_not_found,
299
300 TP_PROTO(const struct net_device *lag_dev, const unsigned char *addr,
301 u16 vid, const struct dsa_db *db),
302
303 TP_ARGS(lag_dev, addr, vid, db),
304
305 TP_STRUCT__entry(
306 __string(dev, lag_dev->name)
307 __array(unsigned char, addr, ETH_ALEN)
308 __field(u16, vid)
309 __array(char, db_buf, DSA_DB_BUFSIZ)
310 ),
311
312 TP_fast_assign(
313 __assign_str(dev);
314 ether_addr_copy(__entry->addr, addr);
315 __entry->vid = vid;
316 dsa_db_print(db, __entry->db_buf);
317 ),
318
319 TP_printk("%s addr %pM vid %u db \"%s\"",
320 __get_str(dev), __entry->addr, __entry->vid, __entry->db_buf)
321 );
322
323 DECLARE_EVENT_CLASS(dsa_vlan_op_hw,
324
325 TP_PROTO(const struct dsa_port *dp,
326 const struct switchdev_obj_port_vlan *vlan, int err),
327
328 TP_ARGS(dp, vlan, err),
329
330 TP_STRUCT__entry(
331 __string(dev, dev_name(dp->ds->dev))
332 __string(kind, dsa_port_kind(dp))
333 __field(int, port)
334 __field(u16, vid)
335 __field(u16, flags)
336 __field(bool, changed)
337 __field(int, err)
338 ),
339
340 TP_fast_assign(
341 __assign_str(dev);
342 __assign_str(kind);
343 __entry->port = dp->index;
344 __entry->vid = vlan->vid;
345 __entry->flags = vlan->flags;
346 __entry->changed = vlan->changed;
347 __entry->err = err;
348 ),
349
350 TP_printk("%s %s port %d vid %u%s%s%s",
351 __get_str(dev), __get_str(kind), __entry->port, __entry->vid,
352 __entry->flags & BRIDGE_VLAN_INFO_PVID ? " pvid" : "",
353 __entry->flags & BRIDGE_VLAN_INFO_UNTAGGED ? " untagged" : "",
354 __entry->changed ? " (changed)" : "")
355 );
356
357 DEFINE_EVENT(dsa_vlan_op_hw, dsa_vlan_add_hw,
358 TP_PROTO(const struct dsa_port *dp,
359 const struct switchdev_obj_port_vlan *vlan, int err),
360 TP_ARGS(dp, vlan, err));
361
362 DEFINE_EVENT(dsa_vlan_op_hw, dsa_vlan_del_hw,
363 TP_PROTO(const struct dsa_port *dp,
364 const struct switchdev_obj_port_vlan *vlan, int err),
365 TP_ARGS(dp, vlan, err));
366
367 DECLARE_EVENT_CLASS(dsa_vlan_op_refcount,
368
369 TP_PROTO(const struct dsa_port *dp,
370 const struct switchdev_obj_port_vlan *vlan,
371 const refcount_t *refcount),
372
373 TP_ARGS(dp, vlan, refcount),
374
375 TP_STRUCT__entry(
376 __string(dev, dev_name(dp->ds->dev))
377 __string(kind, dsa_port_kind(dp))
378 __field(int, port)
379 __field(u16, vid)
380 __field(u16, flags)
381 __field(bool, changed)
382 __field(unsigned int, refcount)
383 ),
384
385 TP_fast_assign(
386 __assign_str(dev);
387 __assign_str(kind);
388 __entry->port = dp->index;
389 __entry->vid = vlan->vid;
390 __entry->flags = vlan->flags;
391 __entry->changed = vlan->changed;
392 __entry->refcount = refcount_read(refcount);
393 ),
394
395 TP_printk("%s %s port %d vid %u%s%s%s refcount %u",
396 __get_str(dev), __get_str(kind), __entry->port, __entry->vid,
397 __entry->flags & BRIDGE_VLAN_INFO_PVID ? " pvid" : "",
398 __entry->flags & BRIDGE_VLAN_INFO_UNTAGGED ? " untagged" : "",
399 __entry->changed ? " (changed)" : "", __entry->refcount)
400 );
401
402 DEFINE_EVENT(dsa_vlan_op_refcount, dsa_vlan_add_bump,
403 TP_PROTO(const struct dsa_port *dp,
404 const struct switchdev_obj_port_vlan *vlan,
405 const refcount_t *refcount),
406 TP_ARGS(dp, vlan, refcount));
407
408 DEFINE_EVENT(dsa_vlan_op_refcount, dsa_vlan_del_drop,
409 TP_PROTO(const struct dsa_port *dp,
410 const struct switchdev_obj_port_vlan *vlan,
411 const refcount_t *refcount),
412 TP_ARGS(dp, vlan, refcount));
413
414 TRACE_EVENT(dsa_vlan_del_not_found,
415
416 TP_PROTO(const struct dsa_port *dp,
417 const struct switchdev_obj_port_vlan *vlan),
418
419 TP_ARGS(dp, vlan),
420
421 TP_STRUCT__entry(
422 __string(dev, dev_name(dp->ds->dev))
423 __string(kind, dsa_port_kind(dp))
424 __field(int, port)
425 __field(u16, vid)
426 ),
427
428 TP_fast_assign(
429 __assign_str(dev);
430 __assign_str(kind);
431 __entry->port = dp->index;
432 __entry->vid = vlan->vid;
433 ),
434
435 TP_printk("%s %s port %d vid %u",
436 __get_str(dev), __get_str(kind), __entry->port, __entry->vid)
437 );
438
439 #endif /* _NET_DSA_TRACE_H */
440
441 /* We don't want to use include/trace/events */
442 #undef TRACE_INCLUDE_PATH
443 #define TRACE_INCLUDE_PATH .
444 #undef TRACE_INCLUDE_FILE
445 #define TRACE_INCLUDE_FILE trace
446 /* This part must be outside protection */
447 #include <trace/define_trace.h>
448
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