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, bounce_map_single,
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 DECLARE_EVENT_CLASS(dma_unmap,
59 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
61 TP_ARGS(dev, dev_addr, size),
64 __string(dev_name, dev_name(dev))
65 __field(dma_addr_t, dev_addr)
70 __assign_str(dev_name, dev_name(dev));
71 __entry->dev_addr = dev_addr;
75 TP_printk("dev=%s dev_addr=0x%llx size=%zu",
77 (unsigned long long)__entry->dev_addr,
81 DEFINE_EVENT(dma_unmap, unmap_single,
82 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
83 TP_ARGS(dev, dev_addr, size)
86 DEFINE_EVENT(dma_unmap, unmap_sg,
87 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
88 TP_ARGS(dev, dev_addr, size)
91 DEFINE_EVENT(dma_unmap, bounce_unmap_single,
92 TP_PROTO(struct device *dev, dma_addr_t dev_addr, size_t size),
93 TP_ARGS(dev, dev_addr, size)
96 DECLARE_EVENT_CLASS(dma_map_sg,
97 TP_PROTO(struct device *dev, int index, int total,
98 struct scatterlist *sg),
100 TP_ARGS(dev, index, total, sg),
103 __string(dev_name, dev_name(dev))
104 __field(dma_addr_t, dev_addr)
105 __field(phys_addr_t, phys_addr)
106 __field(size_t, size)
112 __assign_str(dev_name, dev_name(dev));
113 __entry->dev_addr = sg->dma_address;
114 __entry->phys_addr = sg_phys(sg);
115 __entry->size = sg->dma_length;
116 __entry->index = index;
117 __entry->total = total;
120 TP_printk("dev=%s [%d/%d] dev_addr=0x%llx phys_addr=0x%llx size=%zu",
121 __get_str(dev_name), __entry->index, __entry->total,
122 (unsigned long long)__entry->dev_addr,
123 (unsigned long long)__entry->phys_addr,
127 DEFINE_EVENT(dma_map_sg, map_sg,
128 TP_PROTO(struct device *dev, int index, int total,
129 struct scatterlist *sg),
130 TP_ARGS(dev, index, total, sg)
133 DEFINE_EVENT(dma_map_sg, bounce_map_sg,
134 TP_PROTO(struct device *dev, int index, int total,
135 struct scatterlist *sg),
136 TP_ARGS(dev, index, total, sg)
138 #endif /* _TRACE_INTEL_IOMMU_H */
140 /* This part must be outside protection */
141 #include <trace/define_trace.h>
142 #endif /* CONFIG_INTEL_IOMMU */