drivers/iommu/intel/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Intel IOMMU trace support
   4  *
   5  * Copyright (C) 2019 Intel Corporation
   6  *
   7  * Author: Lu Baolu <[email protected]>
   8  */
   9 #undef TRACE_SYSTEM
  10 #define TRACE_SYSTEM intel_iommu
  11
  12 #if !defined(_TRACE_INTEL_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
  13 #define _TRACE_INTEL_IOMMU_H
  14
  15 #include <linux/tracepoint.h>
  16
  17 #include "iommu.h"
  18
  19 #define MSG_MAX         256
  20
  21 TRACE_EVENT(qi_submit,
  22         TP_PROTO(struct intel_iommu *iommu, u64 qw0, u64 qw1, u64 qw2, u64 qw3),
  23
  24         TP_ARGS(iommu, qw0, qw1, qw2, qw3),
  25
  26         TP_STRUCT__entry(
  27                 __field(u64, qw0)
  28                 __field(u64, qw1)
  29                 __field(u64, qw2)
  30                 __field(u64, qw3)
  31                 __string(iommu, iommu->name)
  32         ),
  33
  34         TP_fast_assign(
  35                 __assign_str(iommu);
  36                 __entry->qw0 = qw0;
  37                 __entry->qw1 = qw1;
  38                 __entry->qw2 = qw2;
  39                 __entry->qw3 = qw3;
  40         ),
  41
  42         TP_printk("%s %s: 0x%llx 0x%llx 0x%llx 0x%llx",
  43                   __print_symbolic(__entry->qw0 & 0xf,
  44                                    { QI_CC_TYPE,        "cc_inv" },
  45                                    { QI_IOTLB_TYPE,     "iotlb_inv" },
  46                                    { QI_DIOTLB_TYPE,    "dev_tlb_inv" },
  47                                    { QI_IEC_TYPE,       "iec_inv" },
  48                                    { QI_IWD_TYPE,       "inv_wait" },
  49                                    { QI_EIOTLB_TYPE,    "p_iotlb_inv" },
  50                                    { QI_PC_TYPE,        "pc_inv" },
  51                                    { QI_DEIOTLB_TYPE,   "p_dev_tlb_inv" },
  52                                    { QI_PGRP_RESP_TYPE, "page_grp_resp" }),
  53                 __get_str(iommu),
  54                 __entry->qw0, __entry->qw1, __entry->qw2, __entry->qw3
  55         )
  56 );
  57
  58 TRACE_EVENT(prq_report,
  59         TP_PROTO(struct intel_iommu *iommu, struct device *dev,
  60                  u64 dw0, u64 dw1, u64 dw2, u64 dw3,
  61                  unsigned long seq),
  62
  63         TP_ARGS(iommu, dev, dw0, dw1, dw2, dw3, seq),
  64
  65         TP_STRUCT__entry(
  66                 __field(u64, dw0)
  67                 __field(u64, dw1)
  68                 __field(u64, dw2)
  69                 __field(u64, dw3)
  70                 __field(unsigned long, seq)
  71                 __string(iommu, iommu->name)
  72                 __string(dev, dev_name(dev))
  73                 __dynamic_array(char, buff, MSG_MAX)
  74         ),
  75
  76         TP_fast_assign(
  77                 __entry->dw0 = dw0;
  78                 __entry->dw1 = dw1;
  79                 __entry->dw2 = dw2;
  80                 __entry->dw3 = dw3;
  81                 __entry->seq = seq;
  82                 __assign_str(iommu);
  83                 __assign_str(dev);
  84         ),
  85
  86         TP_printk("%s/%s seq# %ld: %s",
  87                 __get_str(iommu), __get_str(dev), __entry->seq,
  88                 decode_prq_descriptor(__get_str(buff), MSG_MAX, __entry->dw0,
  89                                       __entry->dw1, __entry->dw2, __entry->dw3)
  90         )
  91 );
  92
  93 DECLARE_EVENT_CLASS(cache_tag_log,
  94         TP_PROTO(struct cache_tag *tag),
  95         TP_ARGS(tag),
  96         TP_STRUCT__entry(
  97                 __string(iommu, tag->iommu->name)
  98                 __string(dev, dev_name(tag->dev))
  99                 __field(u16, type)
 100                 __field(u16, domain_id)
 101                 __field(u32, pasid)
 102                 __field(u32, users)
 103         ),
 104         TP_fast_assign(
 105                 __assign_str(iommu);
 106                 __assign_str(dev);
 107                 __entry->type = tag->type;
 108                 __entry->domain_id = tag->domain_id;
 109                 __entry->pasid = tag->pasid;
 110                 __entry->users = tag->users;
 111         ),
 112         TP_printk("%s/%s type %s did %d pasid %d ref %d",
 113                   __get_str(iommu), __get_str(dev),
 114                   __print_symbolic(__entry->type,
 115                         { CACHE_TAG_IOTLB,              "iotlb" },
 116                         { CACHE_TAG_DEVTLB,             "devtlb" },
 117                         { CACHE_TAG_NESTING_IOTLB,      "nesting_iotlb" },
 118                         { CACHE_TAG_NESTING_DEVTLB,     "nesting_devtlb" }),
 119                 __entry->domain_id, __entry->pasid, __entry->users
 120         )
 121 );
 122
 123 DEFINE_EVENT(cache_tag_log, cache_tag_assign,
 124         TP_PROTO(struct cache_tag *tag),
 125         TP_ARGS(tag)
 126 );
 127
 128 DEFINE_EVENT(cache_tag_log, cache_tag_unassign,
 129         TP_PROTO(struct cache_tag *tag),
 130         TP_ARGS(tag)
 131 );
 132
 133 DEFINE_EVENT(cache_tag_log, cache_tag_flush_all,
 134         TP_PROTO(struct cache_tag *tag),
 135         TP_ARGS(tag)
 136 );
 137
 138 DECLARE_EVENT_CLASS(cache_tag_flush,
 139         TP_PROTO(struct cache_tag *tag, unsigned long start, unsigned long end,
 140                  unsigned long addr, unsigned long pages, unsigned long mask),
 141         TP_ARGS(tag, start, end, addr, pages, mask),
 142         TP_STRUCT__entry(
 143                 __string(iommu, tag->iommu->name)
 144                 __string(dev, dev_name(tag->dev))
 145                 __field(u16, type)
 146                 __field(u16, domain_id)
 147                 __field(u32, pasid)
 148                 __field(unsigned long, start)
 149                 __field(unsigned long, end)
 150                 __field(unsigned long, addr)
 151                 __field(unsigned long, pages)
 152                 __field(unsigned long, mask)
 153         ),
 154         TP_fast_assign(
 155                 __assign_str(iommu);
 156                 __assign_str(dev);
 157                 __entry->type = tag->type;
 158                 __entry->domain_id = tag->domain_id;
 159                 __entry->pasid = tag->pasid;
 160                 __entry->start = start;
 161                 __entry->end = end;
 162                 __entry->addr = addr;
 163                 __entry->pages = pages;
 164                 __entry->mask = mask;
 165         ),
 166         TP_printk("%s %s[%d] type %s did %d [0x%lx-0x%lx] addr 0x%lx pages 0x%lx mask 0x%lx",
 167                   __get_str(iommu), __get_str(dev), __entry->pasid,
 168                   __print_symbolic(__entry->type,
 169                         { CACHE_TAG_IOTLB,              "iotlb" },
 170                         { CACHE_TAG_DEVTLB,             "devtlb" },
 171                         { CACHE_TAG_NESTING_IOTLB,      "nesting_iotlb" },
 172                         { CACHE_TAG_NESTING_DEVTLB,     "nesting_devtlb" }),
 173                 __entry->domain_id, __entry->start, __entry->end,
 174                 __entry->addr, __entry->pages, __entry->mask
 175         )
 176 );
 177
 178 DEFINE_EVENT(cache_tag_flush, cache_tag_flush_range,
 179         TP_PROTO(struct cache_tag *tag, unsigned long start, unsigned long end,
 180                  unsigned long addr, unsigned long pages, unsigned long mask),
 181         TP_ARGS(tag, start, end, addr, pages, mask)
 182 );
 183
 184 DEFINE_EVENT(cache_tag_flush, cache_tag_flush_range_np,
 185         TP_PROTO(struct cache_tag *tag, unsigned long start, unsigned long end,
 186                  unsigned long addr, unsigned long pages, unsigned long mask),
 187         TP_ARGS(tag, start, end, addr, pages, mask)
 188 );
 189 #endif /* _TRACE_INTEL_IOMMU_H */
 190
 191 /* This part must be outside protection */
 192 #undef TRACE_INCLUDE_PATH
 193 #undef TRACE_INCLUDE_FILE
 194 #define TRACE_INCLUDE_PATH ../../drivers/iommu/intel/
 195 #define TRACE_INCLUDE_FILE trace
 196 #include <trace/define_trace.h>