117 lines
2.4 KiB
C
117 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Tracepoints for vfio_ccw driver
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*
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* Copyright IBM Corp. 2018
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*
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* Author(s): Dong Jia Shi <bjsdjshi@linux.vnet.ibm.com>
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* Halil Pasic <pasic@linux.vnet.ibm.com>
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*/
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#include "cio.h"
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM vfio_ccw
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#if !defined(_VFIO_CCW_TRACE_) || defined(TRACE_HEADER_MULTI_READ)
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#define _VFIO_CCW_TRACE_
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#include <linux/tracepoint.h>
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TRACE_EVENT(vfio_ccw_fsm_async_request,
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TP_PROTO(struct subchannel_id schid,
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int command,
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int errno),
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TP_ARGS(schid, command, errno),
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TP_STRUCT__entry(
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__field(u8, cssid)
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__field(u8, ssid)
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__field(u16, sch_no)
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__field(int, command)
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__field(int, errno)
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),
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TP_fast_assign(
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__entry->cssid = schid.cssid;
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__entry->ssid = schid.ssid;
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__entry->sch_no = schid.sch_no;
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__entry->command = command;
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__entry->errno = errno;
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),
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TP_printk("schid=%x.%x.%04x command=0x%x errno=%d",
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__entry->cssid,
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__entry->ssid,
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__entry->sch_no,
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__entry->command,
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__entry->errno)
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);
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TRACE_EVENT(vfio_ccw_fsm_event,
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TP_PROTO(struct subchannel_id schid, int state, int event),
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TP_ARGS(schid, state, event),
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TP_STRUCT__entry(
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__field(u8, cssid)
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__field(u8, ssid)
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__field(u16, schno)
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__field(int, state)
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__field(int, event)
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),
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TP_fast_assign(
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__entry->cssid = schid.cssid;
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__entry->ssid = schid.ssid;
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__entry->schno = schid.sch_no;
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__entry->state = state;
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__entry->event = event;
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),
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TP_printk("schid=%x.%x.%04x state=%d event=%d",
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__entry->cssid, __entry->ssid, __entry->schno,
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__entry->state,
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__entry->event)
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);
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TRACE_EVENT(vfio_ccw_fsm_io_request,
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TP_PROTO(int fctl, struct subchannel_id schid, int errno, char *errstr),
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TP_ARGS(fctl, schid, errno, errstr),
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TP_STRUCT__entry(
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__field(u8, cssid)
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__field(u8, ssid)
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__field(u16, sch_no)
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__field(int, fctl)
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__field(int, errno)
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__field(char*, errstr)
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),
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TP_fast_assign(
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__entry->cssid = schid.cssid;
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__entry->ssid = schid.ssid;
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__entry->sch_no = schid.sch_no;
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__entry->fctl = fctl;
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__entry->errno = errno;
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__entry->errstr = errstr;
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),
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TP_printk("schid=%x.%x.%04x fctl=0x%x errno=%d info=%s",
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__entry->cssid,
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__entry->ssid,
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__entry->sch_no,
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__entry->fctl,
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__entry->errno,
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__entry->errstr)
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);
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#endif /* _VFIO_CCW_TRACE_ */
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE vfio_ccw_trace
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#include <trace/define_trace.h>
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