include/trace/events/intel_iommu.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 <baolu.lu@linux.intel.com>
   8  */
   9 #ifdef CONFIG_INTEL_IOMMU
  10 #undef TRACE_SYSTEM
  11 #define TRACE_SYSTEM intel_iommu
  12
  13 #if !defined(_TRACE_INTEL_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
  14 #define _TRACE_INTEL_IOMMU_H
  15
  16 #include <linux/tracepoint.h>
  17 #include <linux/intel-iommu.h>
  18
  19 DECLARE_EVENT_CLASS(dma_map,
  20         TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
  21                  size_t size),
  22
  23         TP_ARGS(dev, dev_addr, phys_addr, size),
  24
  25         TP_STRUCT__entry(
  26                 __string(dev_name, dev_name(dev))
  27                 __field(dma_addr_t, dev_addr)
  28                 __field(phys_addr_t, phys_addr)
  29                 __field(size_t, size)
  30         ),
  31
  32         TP_fast_assign(
  33                 __assign_str(dev_name, dev_name(dev));
  34                 __entry->dev_addr = dev_addr;
  35                 __entry->phys_addr = phys_addr;
  36                 __entry->size = size;
  37         ),
  38
  39         TP_printk("dev=%s dev_addr=0x%llx phys_addr=0x%llx size=%zu",
  40                   __get_str(dev_name),
  41                   (unsigned long long)__entry->dev_addr,
  42                   (unsigned long long)__entry->phys_addr,
  43                   __entry->size)
  44 );
  45
  46 DEFINE_EVENT(dma_map, map_single,
  47         TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
  48                  size_t size),
  49         TP_ARGS(dev, dev_addr, phys_addr, size)
  50 );
  51
  52 DEFINE_EVENT(dma_map, bounce_map_single,
  53         TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
  54                  size_t size),
  55         TP_ARGS(dev, dev_addr, phys_addr, size)
  56 );
  57
  58 DECLARE_EVENT_CLASS(dma_unmap,
  59         TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
  60
  61         TP_ARGS(dev, dev_addr, size),
  62
  63         TP_STRUCT__entry(
  64                 __string(dev_name, dev_name(dev))
  65                 __field(dma_addr_t, dev_addr)
  66                 __field(size_t, size)
  67         ),
  68
  69         TP_fast_assign(
  70                 __assign_str(dev_name, dev_name(dev));
  71                 __entry->dev_addr = dev_addr;
  72                 __entry->size = size;
  73         ),
  74
  75         TP_printk("dev=%s dev_addr=0x%llx size=%zu",
  76                   __get_str(dev_name),
  77                   (unsigned long long)__entry->dev_addr,
  78                   __entry->size)
  79 );
  80
  81 DEFINE_EVENT(dma_unmap, unmap_single,
  82         TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
  83         TP_ARGS(dev, dev_addr, size)
  84 );
  85
  86 DEFINE_EVENT(dma_unmap, unmap_sg,
  87         TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
  88         TP_ARGS(dev, dev_addr, size)
  89 );
  90
  91 DEFINE_EVENT(dma_unmap, bounce_unmap_single,
  92         TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
  93         TP_ARGS(dev, dev_addr, size)
  94 );
  95
  96 DECLARE_EVENT_CLASS(dma_map_sg,
  97         TP_PROTO(struct device *dev, int index, int total,
  98                  struct scatterlist *sg),
  99
 100         TP_ARGS(dev, index, total, sg),
 101
 102         TP_STRUCT__entry(
 103                 __string(dev_name, dev_name(dev))
 104                 __field(dma_addr_t, dev_addr)
 105                 __field(phys_addr_t, phys_addr)
 106                 __field(size_t, size)
 107                 __field(int, index)
 108                 __field(int, total)
 109         ),
 110
 111         TP_fast_assign(
 112                 __assign_str(dev_name, dev_name(dev));
 113                 __entry->dev_addr = sg->dma_address;
 114                 __entry->phys_addr = sg_phys(sg);
 115                 __entry->size = sg->dma_length;
 116                 __entry->index = index;
 117                 __entry->total = total;
 118         ),
 119
 120         TP_printk("dev=%s [%d/%d] dev_addr=0x%llx phys_addr=0x%llx size=%zu",
 121                   __get_str(dev_name), __entry->index, __entry->total,
 122                   (unsigned long long)__entry->dev_addr,
 123                   (unsigned long long)__entry->phys_addr,
 124                   __entry->size)
 125 );
 126
 127 DEFINE_EVENT(dma_map_sg, map_sg,
 128         TP_PROTO(struct device *dev, int index, int total,
 129                  struct scatterlist *sg),
 130         TP_ARGS(dev, index, total, sg)
 131 );
 132
 133 DEFINE_EVENT(dma_map_sg, bounce_map_sg,
 134         TP_PROTO(struct device *dev, int index, int total,
 135                  struct scatterlist *sg),
 136         TP_ARGS(dev, index, total, sg)
 137 );
 138 #endif /* _TRACE_INTEL_IOMMU_H */
 139
 140 /* This part must be outside protection */
 141 #include <trace/define_trace.h>
 142 #endif /* CONFIG_INTEL_IOMMU */