1/* SPDX-License-Identifier: GPL-2.0 */
2/* Tracepoints for vfio_ccw driver
3 *
4 * Copyright IBM Corp. 2018
5 *
6 * Author(s): Dong Jia Shi <bjsdjshi@linux.vnet.ibm.com>
7 *            Halil Pasic <pasic@linux.vnet.ibm.com>
8 */
9
10#include "cio.h"
11
12#undef TRACE_SYSTEM
13#define TRACE_SYSTEM vfio_ccw
14
15#if !defined(_VFIO_CCW_TRACE_) || defined(TRACE_HEADER_MULTI_READ)
16#define _VFIO_CCW_TRACE_
17
18#include <linux/tracepoint.h>
19
20TRACE_EVENT(vfio_ccw_chp_event,
21	TP_PROTO(struct subchannel_id schid,
22		 int mask,
23		 int event),
24	TP_ARGS(schid, mask, event),
25
26	TP_STRUCT__entry(
27		__field(u8, cssid)
28		__field(u8, ssid)
29		__field(u16, sch_no)
30		__field(int, mask)
31		__field(int, event)
32	),
33
34	TP_fast_assign(
35		__entry->cssid = schid.cssid;
36		__entry->ssid = schid.ssid;
37		__entry->sch_no = schid.sch_no;
38		__entry->mask = mask;
39		__entry->event = event;
40	),
41
42	TP_printk("schid=%x.%x.%04x mask=0x%x event=%d",
43		  __entry->cssid,
44		  __entry->ssid,
45		  __entry->sch_no,
46		  __entry->mask,
47		  __entry->event)
48);
49
50TRACE_EVENT(vfio_ccw_fsm_async_request,
51	TP_PROTO(struct subchannel_id schid,
52		 int command,
53		 int errno),
54	TP_ARGS(schid, command, errno),
55
56	TP_STRUCT__entry(
57		__field(u8, cssid)
58		__field(u8, ssid)
59		__field(u16, sch_no)
60		__field(int, command)
61		__field(int, errno)
62	),
63
64	TP_fast_assign(
65		__entry->cssid = schid.cssid;
66		__entry->ssid = schid.ssid;
67		__entry->sch_no = schid.sch_no;
68		__entry->command = command;
69		__entry->errno = errno;
70	),
71
72	TP_printk("schid=%x.%x.%04x command=0x%x errno=%d",
73		  __entry->cssid,
74		  __entry->ssid,
75		  __entry->sch_no,
76		  __entry->command,
77		  __entry->errno)
78);
79
80TRACE_EVENT(vfio_ccw_fsm_event,
81	TP_PROTO(struct subchannel_id schid, int state, int event),
82	TP_ARGS(schid, state, event),
83
84	TP_STRUCT__entry(
85		__field(u8, cssid)
86		__field(u8, ssid)
87		__field(u16, schno)
88		__field(int, state)
89		__field(int, event)
90	),
91
92	TP_fast_assign(
93		__entry->cssid = schid.cssid;
94		__entry->ssid = schid.ssid;
95		__entry->schno = schid.sch_no;
96		__entry->state = state;
97		__entry->event = event;
98	),
99
100	TP_printk("schid=%x.%x.%04x state=%d event=%d",
101		__entry->cssid, __entry->ssid, __entry->schno,
102		__entry->state,
103		__entry->event)
104);
105
106TRACE_EVENT(vfio_ccw_fsm_io_request,
107	TP_PROTO(int fctl, struct subchannel_id schid, int errno, char *errstr),
108	TP_ARGS(fctl, schid, errno, errstr),
109
110	TP_STRUCT__entry(
111		__field(u8, cssid)
112		__field(u8, ssid)
113		__field(u16, sch_no)
114		__field(int, fctl)
115		__field(int, errno)
116		__field(char*, errstr)
117	),
118
119	TP_fast_assign(
120		__entry->cssid = schid.cssid;
121		__entry->ssid = schid.ssid;
122		__entry->sch_no = schid.sch_no;
123		__entry->fctl = fctl;
124		__entry->errno = errno;
125		__entry->errstr = errstr;
126	),
127
128	TP_printk("schid=%x.%x.%04x fctl=0x%x errno=%d info=%s",
129		  __entry->cssid,
130		  __entry->ssid,
131		  __entry->sch_no,
132		  __entry->fctl,
133		  __entry->errno,
134		  __entry->errstr)
135);
136
137#endif /* _VFIO_CCW_TRACE_ */
138
139/* This part must be outside protection */
140
141#undef TRACE_INCLUDE_PATH
142#define TRACE_INCLUDE_PATH .
143#undef TRACE_INCLUDE_FILE
144#define TRACE_INCLUDE_FILE vfio_ccw_trace
145
146#include <trace/define_trace.h>
147