107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Intel IOMMU trace support
|
|
*
|
|
* Copyright (C) 2019 Intel Corporation
|
|
*
|
|
* Author: Lu Baolu <baolu.lu@linux.intel.com>
|
|
*/
|
|
#ifdef CONFIG_INTEL_IOMMU
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM intel_iommu
|
|
|
|
#if !defined(_TRACE_INTEL_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_INTEL_IOMMU_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
#include <linux/intel-iommu.h>
|
|
|
|
DECLARE_EVENT_CLASS(dma_map,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
|
|
size_t size),
|
|
|
|
TP_ARGS(dev, dev_addr, phys_addr, size),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(dev_name, dev_name(dev))
|
|
__field(dma_addr_t, dev_addr)
|
|
__field(phys_addr_t, phys_addr)
|
|
__field(size_t, size)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(dev_name, dev_name(dev));
|
|
__entry->dev_addr = dev_addr;
|
|
__entry->phys_addr = phys_addr;
|
|
__entry->size = size;
|
|
),
|
|
|
|
TP_printk("dev=%s dev_addr=0x%llx phys_addr=0x%llx size=%zu",
|
|
__get_str(dev_name),
|
|
(unsigned long long)__entry->dev_addr,
|
|
(unsigned long long)__entry->phys_addr,
|
|
__entry->size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_map, map_single,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
|
|
size_t size),
|
|
TP_ARGS(dev, dev_addr, phys_addr, size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_map, map_sg,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
|
|
size_t size),
|
|
TP_ARGS(dev, dev_addr, phys_addr, size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_map, bounce_map_single,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
|
|
size_t size),
|
|
TP_ARGS(dev, dev_addr, phys_addr, size)
|
|
);
|
|
|
|
DECLARE_EVENT_CLASS(dma_unmap,
|
|
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(dma_addr_t, dev_addr)
|
|
__field(size_t, size)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(dev_name, dev_name(dev));
|
|
__entry->dev_addr = dev_addr;
|
|
__entry->size = size;
|
|
),
|
|
|
|
TP_printk("dev=%s dev_addr=0x%llx size=%zu",
|
|
__get_str(dev_name),
|
|
(unsigned long long)__entry->dev_addr,
|
|
__entry->size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_unmap, unmap_single,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
|
|
TP_ARGS(dev, dev_addr, size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_unmap, unmap_sg,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
|
|
TP_ARGS(dev, dev_addr, size)
|
|
);
|
|
|
|
DEFINE_EVENT(dma_unmap, bounce_unmap_single,
|
|
TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
|
|
TP_ARGS(dev, dev_addr, size)
|
|
);
|
|
|
|
#endif /* _TRACE_INTEL_IOMMU_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|
|
#endif /* CONFIG_INTEL_IOMMU */
|