/* SPDX-License-Identifier: GPL-2.0 */
/* Tracepoints for vfio_ccw driver
 *
 * Copyright IBM Corp. 2018
 *
 * Author(s): Dong Jia Shi <bjsdjshi@linux.vnet.ibm.com>
 *            Halil Pasic <pasic@linux.vnet.ibm.com>
 */

#include "cio.h"

#undef TRACE_SYSTEM
#define TRACE_SYSTEM vfio_ccw

#if !defined(_VFIO_CCW_TRACE_) || defined(TRACE_HEADER_MULTI_READ)
#define _VFIO_CCW_TRACE_

#include <linux/tracepoint.h>

TRACE_EVENT(vfio_ccw_chp_event,
        TP_PROTO(struct subchannel_id schid,
                 int mask,
                 int event),
        TP_ARGS(schid, mask, event),

        TP_STRUCT__entry(
                __field(u8, cssid)
                __field(u8, ssid)
                __field(u16, sch_no)
                __field(int, mask)
                __field(int, event)
        ),

        TP_fast_assign(
                __entry->cssid = schid.cssid;
                __entry->ssid = schid.ssid;
                __entry->sch_no = schid.sch_no;
                __entry->mask = mask;
                __entry->event = event;
        ),

        TP_printk("schid=%x.%x.%04x mask=0x%x event=%d",
                  __entry->cssid,
                  __entry->ssid,
                  __entry->sch_no,
                  __entry->mask,
                  __entry->event)
);

TRACE_EVENT(vfio_ccw_fsm_async_request,
        TP_PROTO(struct subchannel_id schid,
                 int command,
                 int errno),
        TP_ARGS(schid, command, errno),

        TP_STRUCT__entry(
                __field(u8, cssid)
                __field(u8, ssid)
                __field(u16, sch_no)
                __field(int, command)
                __field(int, errno)
        ),

        TP_fast_assign(
                __entry->cssid = schid.cssid;
                __entry->ssid = schid.ssid;
                __entry->sch_no = schid.sch_no;
                __entry->command = command;
                __entry->errno = errno;
        ),

        TP_printk("schid=%x.%x.%04x command=0x%x errno=%d",
                  __entry->cssid,
                  __entry->ssid,
                  __entry->sch_no,
                  __entry->command,
                  __entry->errno)
);

TRACE_EVENT(vfio_ccw_fsm_event,
        TP_PROTO(struct subchannel_id schid, int state, int event),
        TP_ARGS(schid, state, event),

        TP_STRUCT__entry(
                __field(u8, cssid)
                __field(u8, ssid)
                __field(u16, schno)
                __field(int, state)
                __field(int, event)
        ),

        TP_fast_assign(
                __entry->cssid = schid.cssid;
                __entry->ssid = schid.ssid;
                __entry->schno = schid.sch_no;
                __entry->state = state;
                __entry->event = event;
        ),

        TP_printk("schid=%x.%x.%04x state=%d event=%d",
                __entry->cssid, __entry->ssid, __entry->schno,
                __entry->state,
                __entry->event)
);

TRACE_EVENT(vfio_ccw_fsm_io_request,
        TP_PROTO(int fctl, struct subchannel_id schid, int errno, char *errstr),
        TP_ARGS(fctl, schid, errno, errstr),

        TP_STRUCT__entry(
                __field(u8, cssid)
                __field(u8, ssid)
                __field(u16, sch_no)
                __field(int, fctl)
                __field(int, errno)
                __field(char*, errstr)
        ),

        TP_fast_assign(
                __entry->cssid = schid.cssid;
                __entry->ssid = schid.ssid;
                __entry->sch_no = schid.sch_no;
                __entry->fctl = fctl;
                __entry->errno = errno;
                __entry->errstr = errstr;
        ),

        TP_printk("schid=%x.%x.%04x fctl=0x%x errno=%d info=%s",
                  __entry->cssid,
                  __entry->ssid,
                  __entry->sch_no,
                  __entry->fctl,
                  __entry->errno,
                  __entry->errstr)
);

#endif /* _VFIO_CCW_TRACE_ */

/* This part must be outside protection */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE vfio_ccw_trace

#include <trace/define_trace.h>