vfio_ccw_trace.h

  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>