drivers/vfio/pci/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * VFIO PCI mmap/mmap_fault tracepoints
   4  *
   5  * Copyright (C) 2018 IBM Corp.  All rights reserved.
   6  *     Author: Alexey Kardashevskiy <aik@ozlabs.ru>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #undef TRACE_SYSTEM
  14 #define TRACE_SYSTEM vfio_pci
  15
  16 #if !defined(_TRACE_VFIO_PCI_H) || defined(TRACE_HEADER_MULTI_READ)
  17 #define _TRACE_VFIO_PCI_H
  18
  19 #include <linux/tracepoint.h>
  20
  21 TRACE_EVENT(vfio_pci_nvgpu_mmap_fault,
  22         TP_PROTO(struct pci_dev *pdev, unsigned long hpa, unsigned long ua,
  23                         vm_fault_t ret),
  24         TP_ARGS(pdev, hpa, ua, ret),
  25
  26         TP_STRUCT__entry(
  27                 __field(const char *, name)
  28                 __field(unsigned long, hpa)
  29                 __field(unsigned long, ua)
  30                 __field(int, ret)
  31         ),
  32
  33         TP_fast_assign(
  34                 __entry->name = dev_name(&pdev->dev),
  35                 __entry->hpa = hpa;
  36                 __entry->ua = ua;
  37                 __entry->ret = ret;
  38         ),
  39
  40         TP_printk("%s: %lx -> %lx ret=%d", __entry->name, __entry->hpa,
  41                         __entry->ua, __entry->ret)
  42 );
  43
  44 TRACE_EVENT(vfio_pci_nvgpu_mmap,
  45         TP_PROTO(struct pci_dev *pdev, unsigned long hpa, unsigned long ua,
  46                         unsigned long size, int ret),
  47         TP_ARGS(pdev, hpa, ua, size, ret),
  48
  49         TP_STRUCT__entry(
  50                 __field(const char *, name)
  51                 __field(unsigned long, hpa)
  52                 __field(unsigned long, ua)
  53                 __field(unsigned long, size)
  54                 __field(int, ret)
  55         ),
  56
  57         TP_fast_assign(
  58                 __entry->name = dev_name(&pdev->dev),
  59                 __entry->hpa = hpa;
  60                 __entry->ua = ua;
  61                 __entry->size = size;
  62                 __entry->ret = ret;
  63         ),
  64
  65         TP_printk("%s: %lx -> %lx size=%lx ret=%d", __entry->name, __entry->hpa,
  66                         __entry->ua, __entry->size, __entry->ret)
  67 );
  68
  69 TRACE_EVENT(vfio_pci_npu2_mmap,
  70         TP_PROTO(struct pci_dev *pdev, unsigned long hpa, unsigned long ua,
  71                         unsigned long size, int ret),
  72         TP_ARGS(pdev, hpa, ua, size, ret),
  73
  74         TP_STRUCT__entry(
  75                 __field(const char *, name)
  76                 __field(unsigned long, hpa)
  77                 __field(unsigned long, ua)
  78                 __field(unsigned long, size)
  79                 __field(int, ret)
  80         ),
  81
  82         TP_fast_assign(
  83                 __entry->name = dev_name(&pdev->dev),
  84                 __entry->hpa = hpa;
  85                 __entry->ua = ua;
  86                 __entry->size = size;
  87                 __entry->ret = ret;
  88         ),
  89
  90         TP_printk("%s: %lx -> %lx size=%lx ret=%d", __entry->name, __entry->hpa,
  91                         __entry->ua, __entry->size, __entry->ret)
  92 );
  93
  94 #endif /* _TRACE_VFIO_PCI_H */
  95
  96 #undef TRACE_INCLUDE_PATH
  97 #define TRACE_INCLUDE_PATH ../../drivers/vfio/pci
  98 #undef TRACE_INCLUDE_FILE
  99 #define TRACE_INCLUDE_FILE trace
 100
 101 /* This part must be outside protection */
 102 #include <trace/define_trace.h>