1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* |
3 | * Tracepoint header for the s390 Common I/O layer (CIO) |
4 | * |
5 | * Copyright IBM Corp. 2015 |
6 | * Author(s): Peter Oberparleiter <oberpar@linux.vnet.ibm.com> |
7 | */ |
8 | |
9 | #include <linux/kernel.h> |
10 | #include <asm/crw.h> |
11 | #include <uapi/asm/chpid.h> |
12 | #include <uapi/asm/schid.h> |
13 | #include "cio.h" |
14 | #include "orb.h" |
15 | |
16 | #undef TRACE_SYSTEM |
17 | #define TRACE_SYSTEM s390 |
18 | |
19 | #if !defined(_TRACE_S390_CIO_H) || defined(TRACE_HEADER_MULTI_READ) |
20 | #define _TRACE_S390_CIO_H |
21 | |
22 | #include <linux/tracepoint.h> |
23 | |
24 | DECLARE_EVENT_CLASS(s390_class_schib, |
25 | TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc), |
26 | TP_ARGS(schid, schib, cc), |
27 | TP_STRUCT__entry( |
28 | __field(u8, cssid) |
29 | __field(u8, ssid) |
30 | __field(u16, schno) |
31 | __field(u16, devno) |
32 | __field_struct(struct schib, schib) |
33 | __field(u8, pmcw_ena) |
34 | __field(u8, pmcw_st) |
35 | __field(u8, pmcw_dnv) |
36 | __field(u16, pmcw_dev) |
37 | __field(u8, pmcw_lpm) |
38 | __field(u8, pmcw_pnom) |
39 | __field(u8, pmcw_lpum) |
40 | __field(u8, pmcw_pim) |
41 | __field(u8, pmcw_pam) |
42 | __field(u8, pmcw_pom) |
43 | __field(u64, pmcw_chpid) |
44 | __field(int, cc) |
45 | ), |
46 | TP_fast_assign( |
47 | __entry->cssid = schid.cssid; |
48 | __entry->ssid = schid.ssid; |
49 | __entry->schno = schid.sch_no; |
50 | __entry->devno = schib->pmcw.dev; |
51 | __entry->schib = *schib; |
52 | __entry->pmcw_ena = schib->pmcw.ena; |
53 | __entry->pmcw_st = schib->pmcw.ena; |
54 | __entry->pmcw_dnv = schib->pmcw.dnv; |
55 | __entry->pmcw_dev = schib->pmcw.dev; |
56 | __entry->pmcw_lpm = schib->pmcw.lpm; |
57 | __entry->pmcw_pnom = schib->pmcw.pnom; |
58 | __entry->pmcw_lpum = schib->pmcw.lpum; |
59 | __entry->pmcw_pim = schib->pmcw.pim; |
60 | __entry->pmcw_pam = schib->pmcw.pam; |
61 | __entry->pmcw_pom = schib->pmcw.pom; |
62 | memcpy(&__entry->pmcw_chpid, &schib->pmcw.chpid, 8); |
63 | __entry->cc = cc; |
64 | ), |
65 | TP_printk("schid=%x.%x.%04x cc=%d ena=%d st=%d dnv=%d dev=%04x " |
66 | "lpm=0x%02x pnom=0x%02x lpum=0x%02x pim=0x%02x pam=0x%02x " |
67 | "pom=0x%02x chpids=%016llx" , |
68 | __entry->cssid, __entry->ssid, __entry->schno, __entry->cc, |
69 | __entry->pmcw_ena, __entry->pmcw_st, |
70 | __entry->pmcw_dnv, __entry->pmcw_dev, |
71 | __entry->pmcw_lpm, __entry->pmcw_pnom, |
72 | __entry->pmcw_lpum, __entry->pmcw_pim, |
73 | __entry->pmcw_pam, __entry->pmcw_pom, |
74 | __entry->pmcw_chpid |
75 | ) |
76 | ); |
77 | |
78 | /** |
79 | * s390_cio_stsch - Store Subchannel instruction (STSCH) was performed |
80 | * @schid: Subchannel ID |
81 | * @schib: Subchannel-Information block |
82 | * @cc: Condition code |
83 | */ |
84 | DEFINE_EVENT(s390_class_schib, s390_cio_stsch, |
85 | TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc), |
86 | TP_ARGS(schid, schib, cc) |
87 | ); |
88 | |
89 | /** |
90 | * s390_cio_msch - Modify Subchannel instruction (MSCH) was performed |
91 | * @schid: Subchannel ID |
92 | * @schib: Subchannel-Information block |
93 | * @cc: Condition code |
94 | */ |
95 | DEFINE_EVENT(s390_class_schib, s390_cio_msch, |
96 | TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc), |
97 | TP_ARGS(schid, schib, cc) |
98 | ); |
99 | |
100 | /** |
101 | * s390_cio_tsch - Test Subchannel instruction (TSCH) was performed |
102 | * @schid: Subchannel ID |
103 | * @irb: Interruption-Response Block |
104 | * @cc: Condition code |
105 | */ |
106 | TRACE_EVENT(s390_cio_tsch, |
107 | TP_PROTO(struct subchannel_id schid, struct irb *irb, int cc), |
108 | TP_ARGS(schid, irb, cc), |
109 | TP_STRUCT__entry( |
110 | __field(u8, cssid) |
111 | __field(u8, ssid) |
112 | __field(u16, schno) |
113 | __field_struct(struct irb, irb) |
114 | __field(u8, scsw_dcc) |
115 | __field(u8, scsw_pno) |
116 | __field(u8, scsw_fctl) |
117 | __field(u8, scsw_actl) |
118 | __field(u8, scsw_stctl) |
119 | __field(u8, scsw_dstat) |
120 | __field(u8, scsw_cstat) |
121 | __field(int, cc) |
122 | ), |
123 | TP_fast_assign( |
124 | __entry->cssid = schid.cssid; |
125 | __entry->ssid = schid.ssid; |
126 | __entry->schno = schid.sch_no; |
127 | __entry->irb = *irb; |
128 | __entry->scsw_dcc = scsw_cc(&irb->scsw); |
129 | __entry->scsw_pno = scsw_pno(&irb->scsw); |
130 | __entry->scsw_fctl = scsw_fctl(&irb->scsw); |
131 | __entry->scsw_actl = scsw_actl(&irb->scsw); |
132 | __entry->scsw_stctl = scsw_stctl(&irb->scsw); |
133 | __entry->scsw_dstat = scsw_dstat(&irb->scsw); |
134 | __entry->scsw_cstat = scsw_cstat(&irb->scsw); |
135 | __entry->cc = cc; |
136 | ), |
137 | TP_printk("schid=%x.%x.%04x cc=%d dcc=%d pno=%d fctl=0x%x actl=0x%x " |
138 | "stctl=0x%x dstat=0x%x cstat=0x%x" , |
139 | __entry->cssid, __entry->ssid, __entry->schno, __entry->cc, |
140 | __entry->scsw_dcc, __entry->scsw_pno, |
141 | __entry->scsw_fctl, __entry->scsw_actl, |
142 | __entry->scsw_stctl, |
143 | __entry->scsw_dstat, __entry->scsw_cstat |
144 | ) |
145 | ); |
146 | |
147 | /** |
148 | * s390_cio_tpi - Test Pending Interruption instruction (TPI) was performed |
149 | * @addr: Address of the I/O interruption code or %NULL |
150 | * @cc: Condition code |
151 | */ |
152 | TRACE_EVENT(s390_cio_tpi, |
153 | TP_PROTO(struct tpi_info *addr, int cc), |
154 | TP_ARGS(addr, cc), |
155 | TP_STRUCT__entry( |
156 | __field(int, cc) |
157 | __field_struct(struct tpi_info, tpi_info) |
158 | __field(u8, cssid) |
159 | __field(u8, ssid) |
160 | __field(u16, schno) |
161 | __field(u8, adapter_IO) |
162 | __field(u8, isc) |
163 | __field(u8, type) |
164 | ), |
165 | TP_fast_assign( |
166 | __entry->cc = cc; |
167 | if (cc != 0) |
168 | memset(&__entry->tpi_info, 0, sizeof(struct tpi_info)); |
169 | else if (addr) |
170 | __entry->tpi_info = *addr; |
171 | else |
172 | __entry->tpi_info = S390_lowcore.tpi_info; |
173 | __entry->cssid = __entry->tpi_info.schid.cssid; |
174 | __entry->ssid = __entry->tpi_info.schid.ssid; |
175 | __entry->schno = __entry->tpi_info.schid.sch_no; |
176 | __entry->adapter_IO = __entry->tpi_info.adapter_IO; |
177 | __entry->isc = __entry->tpi_info.isc; |
178 | __entry->type = __entry->tpi_info.type; |
179 | ), |
180 | TP_printk("schid=%x.%x.%04x cc=%d a=%d isc=%d type=%d" , |
181 | __entry->cssid, __entry->ssid, __entry->schno, __entry->cc, |
182 | __entry->adapter_IO, __entry->isc, |
183 | __entry->type |
184 | ) |
185 | ); |
186 | |
187 | /** |
188 | * s390_cio_ssch - Start Subchannel instruction (SSCH) was performed |
189 | * @schid: Subchannel ID |
190 | * @orb: Operation-Request Block |
191 | * @cc: Condition code |
192 | */ |
193 | TRACE_EVENT(s390_cio_ssch, |
194 | TP_PROTO(struct subchannel_id schid, union orb *orb, int cc), |
195 | TP_ARGS(schid, orb, cc), |
196 | TP_STRUCT__entry( |
197 | __field(u8, cssid) |
198 | __field(u8, ssid) |
199 | __field(u16, schno) |
200 | __field_struct(union orb, orb) |
201 | __field(int, cc) |
202 | ), |
203 | TP_fast_assign( |
204 | __entry->cssid = schid.cssid; |
205 | __entry->ssid = schid.ssid; |
206 | __entry->schno = schid.sch_no; |
207 | __entry->orb = *orb; |
208 | __entry->cc = cc; |
209 | ), |
210 | TP_printk("schid=%x.%x.%04x cc=%d" , __entry->cssid, __entry->ssid, |
211 | __entry->schno, __entry->cc |
212 | ) |
213 | ); |
214 | |
215 | DECLARE_EVENT_CLASS(s390_class_schid, |
216 | TP_PROTO(struct subchannel_id schid, int cc), |
217 | TP_ARGS(schid, cc), |
218 | TP_STRUCT__entry( |
219 | __field(u8, cssid) |
220 | __field(u8, ssid) |
221 | __field(u16, schno) |
222 | __field(int, cc) |
223 | ), |
224 | TP_fast_assign( |
225 | __entry->cssid = schid.cssid; |
226 | __entry->ssid = schid.ssid; |
227 | __entry->schno = schid.sch_no; |
228 | __entry->cc = cc; |
229 | ), |
230 | TP_printk("schid=%x.%x.%04x cc=%d" , __entry->cssid, __entry->ssid, |
231 | __entry->schno, __entry->cc |
232 | ) |
233 | ); |
234 | |
235 | /** |
236 | * s390_cio_csch - Clear Subchannel instruction (CSCH) was performed |
237 | * @schid: Subchannel ID |
238 | * @cc: Condition code |
239 | */ |
240 | DEFINE_EVENT(s390_class_schid, s390_cio_csch, |
241 | TP_PROTO(struct subchannel_id schid, int cc), |
242 | TP_ARGS(schid, cc) |
243 | ); |
244 | |
245 | /** |
246 | * s390_cio_hsch - Halt Subchannel instruction (HSCH) was performed |
247 | * @schid: Subchannel ID |
248 | * @cc: Condition code |
249 | */ |
250 | DEFINE_EVENT(s390_class_schid, s390_cio_hsch, |
251 | TP_PROTO(struct subchannel_id schid, int cc), |
252 | TP_ARGS(schid, cc) |
253 | ); |
254 | |
255 | /** |
256 | * s390_cio_xsch - Cancel Subchannel instruction (XSCH) was performed |
257 | * @schid: Subchannel ID |
258 | * @cc: Condition code |
259 | */ |
260 | DEFINE_EVENT(s390_class_schid, s390_cio_xsch, |
261 | TP_PROTO(struct subchannel_id schid, int cc), |
262 | TP_ARGS(schid, cc) |
263 | ); |
264 | |
265 | /** |
266 | * s390_cio_rsch - Resume Subchannel instruction (RSCH) was performed |
267 | * @schid: Subchannel ID |
268 | * @cc: Condition code |
269 | */ |
270 | DEFINE_EVENT(s390_class_schid, s390_cio_rsch, |
271 | TP_PROTO(struct subchannel_id schid, int cc), |
272 | TP_ARGS(schid, cc) |
273 | ); |
274 | |
275 | #define CHSC_MAX_REQUEST_LEN 64 |
276 | #define CHSC_MAX_RESPONSE_LEN 64 |
277 | |
278 | /** |
279 | * s390_cio_chsc - Channel Subsystem Call (CHSC) instruction was performed |
280 | * @chsc: CHSC block |
281 | * @cc: Condition code |
282 | */ |
283 | TRACE_EVENT(s390_cio_chsc, |
284 | TP_PROTO(struct chsc_header *chsc, int cc), |
285 | TP_ARGS(chsc, cc), |
286 | TP_STRUCT__entry( |
287 | __field(int, cc) |
288 | __field(u16, code) |
289 | __field(u16, rcode) |
290 | __array(u8, request, CHSC_MAX_REQUEST_LEN) |
291 | __array(u8, response, CHSC_MAX_RESPONSE_LEN) |
292 | ), |
293 | TP_fast_assign( |
294 | __entry->cc = cc; |
295 | __entry->code = chsc->code; |
296 | memcpy(&entry->request, chsc, |
297 | min_t(u16, chsc->length, CHSC_MAX_REQUEST_LEN)); |
298 | chsc = (struct chsc_header *) ((char *) chsc + chsc->length); |
299 | __entry->rcode = chsc->code; |
300 | memcpy(&entry->response, chsc, |
301 | min_t(u16, chsc->length, CHSC_MAX_RESPONSE_LEN)); |
302 | ), |
303 | TP_printk("code=0x%04x cc=%d rcode=0x%04x" , __entry->code, |
304 | __entry->cc, __entry->rcode) |
305 | ); |
306 | |
307 | /** |
308 | * s390_cio_interrupt - An I/O interrupt occurred |
309 | * @tpi_info: Address of the I/O interruption code |
310 | */ |
311 | TRACE_EVENT(s390_cio_interrupt, |
312 | TP_PROTO(struct tpi_info *tpi_info), |
313 | TP_ARGS(tpi_info), |
314 | TP_STRUCT__entry( |
315 | __field_struct(struct tpi_info, tpi_info) |
316 | __field(u8, cssid) |
317 | __field(u8, ssid) |
318 | __field(u16, schno) |
319 | __field(u8, isc) |
320 | __field(u8, type) |
321 | ), |
322 | TP_fast_assign( |
323 | __entry->tpi_info = *tpi_info; |
324 | __entry->cssid = tpi_info->schid.cssid; |
325 | __entry->ssid = tpi_info->schid.ssid; |
326 | __entry->schno = tpi_info->schid.sch_no; |
327 | __entry->isc = tpi_info->isc; |
328 | __entry->type = tpi_info->type; |
329 | ), |
330 | TP_printk("schid=%x.%x.%04x isc=%d type=%d" , |
331 | __entry->cssid, __entry->ssid, __entry->schno, |
332 | __entry->isc, __entry->type |
333 | ) |
334 | ); |
335 | |
336 | /** |
337 | * s390_cio_adapter_int - An adapter interrupt occurred |
338 | * @tpi_info: Address of the I/O interruption code |
339 | */ |
340 | TRACE_EVENT(s390_cio_adapter_int, |
341 | TP_PROTO(struct tpi_info *tpi_info), |
342 | TP_ARGS(tpi_info), |
343 | TP_STRUCT__entry( |
344 | __field_struct(struct tpi_info, tpi_info) |
345 | __field(u8, isc) |
346 | ), |
347 | TP_fast_assign( |
348 | __entry->tpi_info = *tpi_info; |
349 | __entry->isc = tpi_info->isc; |
350 | ), |
351 | TP_printk("isc=%d" , __entry->isc) |
352 | ); |
353 | |
354 | /** |
355 | * s390_cio_stcrw - Store Channel Report Word (STCRW) was performed |
356 | * @crw: Channel Report Word |
357 | * @cc: Condition code |
358 | */ |
359 | TRACE_EVENT(s390_cio_stcrw, |
360 | TP_PROTO(struct crw *crw, int cc), |
361 | TP_ARGS(crw, cc), |
362 | TP_STRUCT__entry( |
363 | __field_struct(struct crw, crw) |
364 | __field(int, cc) |
365 | __field(u8, slct) |
366 | __field(u8, oflw) |
367 | __field(u8, chn) |
368 | __field(u8, rsc) |
369 | __field(u8, anc) |
370 | __field(u8, erc) |
371 | __field(u16, rsid) |
372 | ), |
373 | TP_fast_assign( |
374 | __entry->crw = *crw; |
375 | __entry->cc = cc; |
376 | __entry->slct = crw->slct; |
377 | __entry->oflw = crw->oflw; |
378 | __entry->chn = crw->chn; |
379 | __entry->rsc = crw->rsc; |
380 | __entry->anc = crw->anc; |
381 | __entry->erc = crw->erc; |
382 | __entry->rsid = crw->rsid; |
383 | ), |
384 | TP_printk("cc=%d slct=%d oflw=%d chn=%d rsc=%d anc=%d erc=0x%x " |
385 | "rsid=0x%x" , |
386 | __entry->cc, __entry->slct, __entry->oflw, |
387 | __entry->chn, __entry->rsc, __entry->anc, |
388 | __entry->erc, __entry->rsid |
389 | ) |
390 | ); |
391 | |
392 | #endif /* _TRACE_S390_CIO_H */ |
393 | |
394 | /* This part must be outside protection */ |
395 | #undef TRACE_INCLUDE_PATH |
396 | #define TRACE_INCLUDE_PATH . |
397 | |
398 | #undef TRACE_INCLUDE_FILE |
399 | #define TRACE_INCLUDE_FILE trace |
400 | |
401 | #include <trace/define_trace.h> |
402 | |