LXR linux/include/trace/events/swiotlb.h

   1#undef TRACE_SYSTEM
   2#define TRACE_SYSTEM swiotlb
   3
   4#if !defined(_TRACE_SWIOTLB_H) || defined(TRACE_HEADER_MULTI_READ)
   5#define _TRACE_SWIOTLB_H
   6
   7#include <linux/tracepoint.h>
   8
   9TRACE_EVENT(swiotlb_bounced,
  10
  11        TP_PROTO(struct device *dev,
  12                 dma_addr_t dev_addr,
  13                 size_t size,
  14                 int swiotlb_force),
  15
  16        TP_ARGS(dev, dev_addr, size, swiotlb_force),
  17
  18        TP_STRUCT__entry(
  19                __string(       dev_name,       dev_name(dev)   )
  20                __field(        u64,    dma_mask                )
  21                __field(        dma_addr_t,     dev_addr        )
  22                __field(        size_t, size                    )
  23                __field(        int,    swiotlb_force           )
  24        ),
  25
  26        TP_fast_assign(
  27                __assign_str(dev_name, dev_name(dev));
  28                __entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0);
  29                __entry->dev_addr = dev_addr;
  30                __entry->size = size;
  31                __entry->swiotlb_force = swiotlb_force;
  32        ),
  33
  34        TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx "
  35                "size=%zu %s",
  36                __get_str(dev_name),
  37                __entry->dma_mask,
  38                (unsigned long long)__entry->dev_addr,
  39                __entry->size,
  40                __entry->swiotlb_force ? "swiotlb_force" : "" )
  41);
  42
  43#endif /*  _TRACE_SWIOTLB_H */
  44
  45/* This part must be outside protection */
  46#include <trace/define_trace.h>
  47