linux/include/trace/events/swiotlb.h

51 lines
1.2 KiB
C

/* 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,
enum swiotlb_force 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( enum swiotlb_force, 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,
__print_symbolic(__entry->swiotlb_force,
{ SWIOTLB_NORMAL, "NORMAL" },
{ SWIOTLB_FORCE, "FORCE" },
{ SWIOTLB_NO_FORCE, "NO_FORCE" }))
);
#endif /* _TRACE_SWIOTLB_H */
/* This part must be outside protection */
#include <trace/define_trace.h>