root/include/trace/events/swiotlb.h

INCLUDED FROM

#undef TRACE_SYSTEM
#define TRACE_SYSTEM swiotlb

#if !defined(_TRACE_SWIOTLB_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_SWIOTLB_H

#include <linux/tracepoint.h>

TRACE_EVENT(swiotlb_bounced,

        TP_PROTO(struct device *dev,
                 dma_addr_t dev_addr,
                 size_t size,
                 int swiotlb_force),

        TP_ARGS(dev, dev_addr, size, swiotlb_force),

        TP_STRUCT__entry(
                __string(       dev_name,       dev_name(dev)   )
                __field(        u64,    dma_mask                )
                __field(        dma_addr_t,     dev_addr        )
                __field(        size_t, size                    )
                __field(        int,    swiotlb_force           )
        ),

        TP_fast_assign(
                __assign_str(dev_name, dev_name(dev));
                __entry->dma_mask = (dev->dma_mask ? *dev->dma_mask : 0);
                __entry->dev_addr = dev_addr;
                __entry->size = size;
                __entry->swiotlb_force = swiotlb_force;
        ),

        TP_printk("dev_name: %s dma_mask=%llx dev_addr=%llx "
                "size=%zu %s",
                __get_str(dev_name),
                __entry->dma_mask,
                (unsigned long long)__entry->dev_addr,
                __entry->size,
                __entry->swiotlb_force ? "swiotlb_force" : "" )
);

#endif /*  _TRACE_SWIOTLB_H */

/* This part must be outside protection */
#include <trace/define_trace.h>