Viewing file:  swiotlb.h (1.03 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#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),
TP_ARGS(dev, dev_addr, size),
TP_STRUCT__entry(
__string(dev_name, dev_name(dev))
__field(u64, dma_mask)
__field(dma_addr_t, dev_addr)
__field(size_t, size)
__field(bool, 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->force = is_swiotlb_force_bounce(dev);
),
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->force ? "FORCE" : "NORMAL")
);
#endif /* _TRACE_SWIOTLB_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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