1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Intel IOMMU trace support
5 * Copyright (C) 2019 Intel Corporation
7 * Author: Lu Baolu <baolu.lu@linux.intel.com>
9 #ifdef CONFIG_INTEL_IOMMU
11 #define TRACE_SYSTEM intel_iommu
13 #if !defined(_TRACE_INTEL_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
14 #define _TRACE_INTEL_IOMMU_H
16 #include <linux/tracepoint.h>
17 #include <linux/intel-iommu.h>
19 DECLARE_EVENT_CLASS(dma_map,
20 TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
23 TP_ARGS(dev, dev_addr, phys_addr, size),
26 __string(dev_name, dev_name(dev))
27 __field(dma_addr_t, dev_addr)
28 __field(phys_addr_t, phys_addr)
33 __assign_str(dev_name, dev_name(dev));
34 __entry->dev_addr = dev_addr;
35 __entry->phys_addr = phys_addr;
39 TP_printk("dev=%s dev_addr=0x%llx phys_addr=0x%llx size=%zu",
41 (unsigned long long)__entry->dev_addr,
42 (unsigned long long)__entry->phys_addr,
46 DEFINE_EVENT(dma_map, map_single,
47 TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
49 TP_ARGS(dev, dev_addr, phys_addr, size)
52 DEFINE_EVENT(dma_map, map_sg,
53 TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
55 TP_ARGS(dev, dev_addr, phys_addr, size)
58 DEFINE_EVENT(dma_map, bounce_map_single,
59 TP_PROTO(struct device *dev, dma_addr_t dev_addr, phys_addr_t phys_addr,
61 TP_ARGS(dev, dev_addr, phys_addr, size)
64 DECLARE_EVENT_CLASS(dma_unmap,
65 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
67 TP_ARGS(dev, dev_addr, size),
70 __string(dev_name, dev_name(dev))
71 __field(dma_addr_t, dev_addr)
76 __assign_str(dev_name, dev_name(dev));
77 __entry->dev_addr = dev_addr;
81 TP_printk("dev=%s dev_addr=0x%llx size=%zu",
83 (unsigned long long)__entry->dev_addr,
87 DEFINE_EVENT(dma_unmap, unmap_single,
88 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
89 TP_ARGS(dev, dev_addr, size)
92 DEFINE_EVENT(dma_unmap, unmap_sg,
93 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
94 TP_ARGS(dev, dev_addr, size)
97 DEFINE_EVENT(dma_unmap, bounce_unmap_single,
98 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
99 TP_ARGS(dev, dev_addr, size)
102 #endif /* _TRACE_INTEL_IOMMU_H */
104 /* This part must be outside protection */
105 #include <trace/define_trace.h>
106 #endif /* CONFIG_INTEL_IOMMU */