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
21void dsa_db_print(const struct dsa_db *db, char buf[DSA_DB_BUFSIZ]);
22const char *dsa_port_kind(const struct dsa_port *dp);
23
24DECLARE_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, dev_name(dp->ds->dev));
43		__assign_str(kind, dsa_port_kind(dp));
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 */
60DEFINE_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
65DEFINE_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 */
73DEFINE_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
78DEFINE_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
83DECLARE_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, dev_name(dp->ds->dev));
102		__assign_str(kind, dsa_port_kind(dp));
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 */
116DEFINE_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
122DEFINE_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 */
131DEFINE_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
137DEFINE_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
143DECLARE_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, dev_name(dp->ds->dev));
161		__assign_str(kind, dsa_port_kind(dp));
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 */
176DEFINE_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
181DEFINE_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
186TRACE_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, lag_dev->name);
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
214TRACE_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, lag_dev->name);
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
242TRACE_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, lag_dev->name);
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
270TRACE_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, lag_dev->name);
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
298TRACE_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, lag_dev->name);
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
323DECLARE_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, dev_name(dp->ds->dev));
342		__assign_str(kind, dsa_port_kind(dp));
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
357DEFINE_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
362DEFINE_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
367DECLARE_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, dev_name(dp->ds->dev));
387		__assign_str(kind, dsa_port_kind(dp));
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
402DEFINE_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
408DEFINE_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
414TRACE_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, dev_name(dp->ds->dev));
430		__assign_str(kind, dsa_port_kind(dp));
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