402 lines
10 KiB
C
402 lines
10 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Tracepoint header for the s390 Common I/O layer (CIO)
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*
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* Copyright IBM Corp. 2015
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* Author(s): Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
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*/
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#include <linux/kernel.h>
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#include <asm/crw.h>
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#include <uapi/asm/chpid.h>
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#include <uapi/asm/schid.h>
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#include "cio.h"
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#include "orb.h"
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM s390
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#if !defined(_TRACE_S390_CIO_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_S390_CIO_H
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#include <linux/tracepoint.h>
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DECLARE_EVENT_CLASS(s390_class_schib,
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TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc),
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TP_ARGS(schid, schib, cc),
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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(u16, devno)
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__field_struct(struct schib, schib)
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__field(u8, pmcw_ena)
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__field(u8, pmcw_st)
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__field(u8, pmcw_dnv)
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__field(u16, pmcw_dev)
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__field(u8, pmcw_lpm)
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__field(u8, pmcw_pnom)
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__field(u8, pmcw_lpum)
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__field(u8, pmcw_pim)
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__field(u8, pmcw_pam)
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__field(u8, pmcw_pom)
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__field(u64, pmcw_chpid)
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__field(int, cc)
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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->devno = schib->pmcw.dev;
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__entry->schib = *schib;
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__entry->pmcw_ena = schib->pmcw.ena;
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__entry->pmcw_st = schib->pmcw.st;
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__entry->pmcw_dnv = schib->pmcw.dnv;
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__entry->pmcw_dev = schib->pmcw.dev;
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__entry->pmcw_lpm = schib->pmcw.lpm;
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__entry->pmcw_pnom = schib->pmcw.pnom;
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__entry->pmcw_lpum = schib->pmcw.lpum;
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__entry->pmcw_pim = schib->pmcw.pim;
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__entry->pmcw_pam = schib->pmcw.pam;
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__entry->pmcw_pom = schib->pmcw.pom;
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memcpy(&__entry->pmcw_chpid, &schib->pmcw.chpid, 8);
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__entry->cc = cc;
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),
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TP_printk("schid=%x.%x.%04x cc=%d ena=%d st=%d dnv=%d dev=%04x "
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"lpm=0x%02x pnom=0x%02x lpum=0x%02x pim=0x%02x pam=0x%02x "
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"pom=0x%02x chpids=%016llx",
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__entry->cssid, __entry->ssid, __entry->schno, __entry->cc,
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__entry->pmcw_ena, __entry->pmcw_st,
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__entry->pmcw_dnv, __entry->pmcw_dev,
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__entry->pmcw_lpm, __entry->pmcw_pnom,
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__entry->pmcw_lpum, __entry->pmcw_pim,
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__entry->pmcw_pam, __entry->pmcw_pom,
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__entry->pmcw_chpid
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)
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);
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/**
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* s390_cio_stsch - Store Subchannel instruction (STSCH) was performed
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* @schid: Subchannel ID
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* @schib: Subchannel-Information block
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schib, s390_cio_stsch,
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TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc),
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TP_ARGS(schid, schib, cc)
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);
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/**
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* s390_cio_msch - Modify Subchannel instruction (MSCH) was performed
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* @schid: Subchannel ID
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* @schib: Subchannel-Information block
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schib, s390_cio_msch,
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TP_PROTO(struct subchannel_id schid, struct schib *schib, int cc),
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TP_ARGS(schid, schib, cc)
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);
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/**
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* s390_cio_tsch - Test Subchannel instruction (TSCH) was performed
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* @schid: Subchannel ID
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* @irb: Interruption-Response Block
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* @cc: Condition code
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*/
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TRACE_EVENT(s390_cio_tsch,
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TP_PROTO(struct subchannel_id schid, struct irb *irb, int cc),
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TP_ARGS(schid, irb, cc),
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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_struct(struct irb, irb)
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__field(u8, scsw_dcc)
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__field(u8, scsw_pno)
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__field(u8, scsw_fctl)
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__field(u8, scsw_actl)
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__field(u8, scsw_stctl)
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__field(u8, scsw_dstat)
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__field(u8, scsw_cstat)
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__field(int, cc)
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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->irb = *irb;
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__entry->scsw_dcc = scsw_cc(&irb->scsw);
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__entry->scsw_pno = scsw_pno(&irb->scsw);
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__entry->scsw_fctl = scsw_fctl(&irb->scsw);
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__entry->scsw_actl = scsw_actl(&irb->scsw);
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__entry->scsw_stctl = scsw_stctl(&irb->scsw);
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__entry->scsw_dstat = scsw_dstat(&irb->scsw);
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__entry->scsw_cstat = scsw_cstat(&irb->scsw);
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__entry->cc = cc;
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),
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TP_printk("schid=%x.%x.%04x cc=%d dcc=%d pno=%d fctl=0x%x actl=0x%x "
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"stctl=0x%x dstat=0x%x cstat=0x%x",
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__entry->cssid, __entry->ssid, __entry->schno, __entry->cc,
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__entry->scsw_dcc, __entry->scsw_pno,
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__entry->scsw_fctl, __entry->scsw_actl,
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__entry->scsw_stctl,
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__entry->scsw_dstat, __entry->scsw_cstat
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)
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);
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/**
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* s390_cio_tpi - Test Pending Interruption instruction (TPI) was performed
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* @addr: Address of the I/O interruption code or %NULL
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* @cc: Condition code
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*/
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TRACE_EVENT(s390_cio_tpi,
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TP_PROTO(struct tpi_info *addr, int cc),
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TP_ARGS(addr, cc),
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TP_STRUCT__entry(
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__field(int, cc)
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__field_struct(struct tpi_info, tpi_info)
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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(u8, adapter_IO)
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__field(u8, isc)
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__field(u8, type)
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),
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TP_fast_assign(
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__entry->cc = cc;
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if (cc != 0)
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memset(&__entry->tpi_info, 0, sizeof(struct tpi_info));
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else if (addr)
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__entry->tpi_info = *addr;
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else
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__entry->tpi_info = S390_lowcore.tpi_info;
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__entry->cssid = __entry->tpi_info.schid.cssid;
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__entry->ssid = __entry->tpi_info.schid.ssid;
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__entry->schno = __entry->tpi_info.schid.sch_no;
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__entry->adapter_IO = __entry->tpi_info.adapter_IO;
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__entry->isc = __entry->tpi_info.isc;
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__entry->type = __entry->tpi_info.type;
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),
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TP_printk("schid=%x.%x.%04x cc=%d a=%d isc=%d type=%d",
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__entry->cssid, __entry->ssid, __entry->schno, __entry->cc,
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__entry->adapter_IO, __entry->isc,
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__entry->type
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)
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);
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/**
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* s390_cio_ssch - Start Subchannel instruction (SSCH) was performed
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* @schid: Subchannel ID
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* @orb: Operation-Request Block
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* @cc: Condition code
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*/
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TRACE_EVENT(s390_cio_ssch,
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TP_PROTO(struct subchannel_id schid, union orb *orb, int cc),
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TP_ARGS(schid, orb, cc),
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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_struct(union orb, orb)
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__field(int, cc)
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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->orb = *orb;
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__entry->cc = cc;
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),
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TP_printk("schid=%x.%x.%04x cc=%d", __entry->cssid, __entry->ssid,
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__entry->schno, __entry->cc
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)
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);
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DECLARE_EVENT_CLASS(s390_class_schid,
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TP_PROTO(struct subchannel_id schid, int cc),
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TP_ARGS(schid, cc),
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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, cc)
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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->cc = cc;
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),
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TP_printk("schid=%x.%x.%04x cc=%d", __entry->cssid, __entry->ssid,
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__entry->schno, __entry->cc
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)
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);
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/**
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* s390_cio_csch - Clear Subchannel instruction (CSCH) was performed
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* @schid: Subchannel ID
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schid, s390_cio_csch,
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TP_PROTO(struct subchannel_id schid, int cc),
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TP_ARGS(schid, cc)
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);
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/**
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* s390_cio_hsch - Halt Subchannel instruction (HSCH) was performed
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* @schid: Subchannel ID
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schid, s390_cio_hsch,
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TP_PROTO(struct subchannel_id schid, int cc),
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TP_ARGS(schid, cc)
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);
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/**
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* s390_cio_xsch - Cancel Subchannel instruction (XSCH) was performed
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* @schid: Subchannel ID
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schid, s390_cio_xsch,
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TP_PROTO(struct subchannel_id schid, int cc),
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TP_ARGS(schid, cc)
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);
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/**
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* s390_cio_rsch - Resume Subchannel instruction (RSCH) was performed
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* @schid: Subchannel ID
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* @cc: Condition code
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*/
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DEFINE_EVENT(s390_class_schid, s390_cio_rsch,
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TP_PROTO(struct subchannel_id schid, int cc),
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TP_ARGS(schid, cc)
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);
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#define CHSC_MAX_REQUEST_LEN 64
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#define CHSC_MAX_RESPONSE_LEN 64
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/**
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* s390_cio_chsc - Channel Subsystem Call (CHSC) instruction was performed
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* @chsc: CHSC block
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* @cc: Condition code
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*/
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TRACE_EVENT(s390_cio_chsc,
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TP_PROTO(struct chsc_header *chsc, int cc),
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TP_ARGS(chsc, cc),
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TP_STRUCT__entry(
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__field(int, cc)
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__field(u16, code)
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__field(u16, rcode)
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__array(u8, request, CHSC_MAX_REQUEST_LEN)
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__array(u8, response, CHSC_MAX_RESPONSE_LEN)
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),
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TP_fast_assign(
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__entry->cc = cc;
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__entry->code = chsc->code;
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memcpy(&entry->request, chsc,
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min_t(u16, chsc->length, CHSC_MAX_REQUEST_LEN));
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chsc = (struct chsc_header *) ((char *) chsc + chsc->length);
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__entry->rcode = chsc->code;
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memcpy(&entry->response, chsc,
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min_t(u16, chsc->length, CHSC_MAX_RESPONSE_LEN));
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),
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TP_printk("code=0x%04x cc=%d rcode=0x%04x", __entry->code,
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__entry->cc, __entry->rcode)
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);
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/**
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* s390_cio_interrupt - An I/O interrupt occurred
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* @tpi_info: Address of the I/O interruption code
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*/
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TRACE_EVENT(s390_cio_interrupt,
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TP_PROTO(struct tpi_info *tpi_info),
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TP_ARGS(tpi_info),
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TP_STRUCT__entry(
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__field_struct(struct tpi_info, tpi_info)
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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(u8, isc)
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__field(u8, type)
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),
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TP_fast_assign(
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__entry->tpi_info = *tpi_info;
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__entry->cssid = tpi_info->schid.cssid;
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__entry->ssid = tpi_info->schid.ssid;
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__entry->schno = tpi_info->schid.sch_no;
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__entry->isc = tpi_info->isc;
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__entry->type = tpi_info->type;
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),
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TP_printk("schid=%x.%x.%04x isc=%d type=%d",
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__entry->cssid, __entry->ssid, __entry->schno,
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__entry->isc, __entry->type
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)
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);
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/**
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* s390_cio_adapter_int - An adapter interrupt occurred
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* @tpi_info: Address of the I/O interruption code
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*/
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TRACE_EVENT(s390_cio_adapter_int,
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TP_PROTO(struct tpi_info *tpi_info),
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TP_ARGS(tpi_info),
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TP_STRUCT__entry(
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__field_struct(struct tpi_info, tpi_info)
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__field(u8, isc)
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),
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TP_fast_assign(
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__entry->tpi_info = *tpi_info;
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__entry->isc = tpi_info->isc;
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),
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TP_printk("isc=%d", __entry->isc)
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);
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/**
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* s390_cio_stcrw - Store Channel Report Word (STCRW) was performed
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* @crw: Channel Report Word
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* @cc: Condition code
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*/
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TRACE_EVENT(s390_cio_stcrw,
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TP_PROTO(struct crw *crw, int cc),
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TP_ARGS(crw, cc),
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TP_STRUCT__entry(
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__field_struct(struct crw, crw)
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__field(int, cc)
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__field(u8, slct)
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__field(u8, oflw)
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__field(u8, chn)
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__field(u8, rsc)
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__field(u8, anc)
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__field(u8, erc)
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__field(u16, rsid)
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),
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TP_fast_assign(
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__entry->crw = *crw;
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__entry->cc = cc;
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__entry->slct = crw->slct;
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__entry->oflw = crw->oflw;
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__entry->chn = crw->chn;
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__entry->rsc = crw->rsc;
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__entry->anc = crw->anc;
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__entry->erc = crw->erc;
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__entry->rsid = crw->rsid;
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),
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TP_printk("cc=%d slct=%d oflw=%d chn=%d rsc=%d anc=%d erc=0x%x "
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"rsid=0x%x",
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__entry->cc, __entry->slct, __entry->oflw,
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__entry->chn, __entry->rsc, __entry->anc,
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__entry->erc, __entry->rsid
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)
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);
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#endif /* _TRACE_S390_CIO_H */
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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 trace
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#include <trace/define_trace.h>
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