4 * Copyright (C) 2013 Shuah Khan <shuah.kh@samsung.com>
8 #define TRACE_SYSTEM iommu
10 #if !defined(_TRACE_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
11 #define _TRACE_IOMMU_H
13 #include <linux/tracepoint.h>
14 #include <linux/pci.h>
18 DECLARE_EVENT_CLASS(iommu_group_event,
20 TP_PROTO(int group_id, struct device *dev),
22 TP_ARGS(group_id, dev),
26 __string(device, dev_name(dev))
30 __entry->gid = group_id;
31 __assign_str(device, dev_name(dev));
34 TP_printk("IOMMU: groupID=%d device=%s",
35 __entry->gid, __get_str(device)
39 DEFINE_EVENT(iommu_group_event, add_device_to_group,
41 TP_PROTO(int group_id, struct device *dev),
43 TP_ARGS(group_id, dev)
47 DEFINE_EVENT(iommu_group_event, remove_device_from_group,
49 TP_PROTO(int group_id, struct device *dev),
51 TP_ARGS(group_id, dev)
54 DECLARE_EVENT_CLASS(iommu_device_event,
56 TP_PROTO(struct device *dev),
61 __string(device, dev_name(dev))
65 __assign_str(device, dev_name(dev));
68 TP_printk("IOMMU: device=%s", __get_str(device)
72 DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
74 TP_PROTO(struct device *dev),
79 DEFINE_EVENT(iommu_device_event, detach_device_from_domain,
81 TP_PROTO(struct device *dev),
86 DECLARE_EVENT_CLASS(iommu_map_unmap,
88 TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size),
90 TP_ARGS(iova, paddr, size),
100 __entry->paddr = paddr;
101 __entry->size = size;
104 TP_printk("IOMMU: iova=0x%016llx paddr=0x%016llx size=0x%x",
105 __entry->iova, __entry->paddr, __entry->size
109 DEFINE_EVENT(iommu_map_unmap, map,
111 TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size),
113 TP_ARGS(iova, paddr, size)
116 DEFINE_EVENT_PRINT(iommu_map_unmap, unmap,
118 TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size),
120 TP_ARGS(iova, paddr, size),
122 TP_printk("IOMMU: iova=0x%016llx size=0x%x",
123 __entry->iova, __entry->size
126 #endif /* _TRACE_IOMMU_H */
128 /* This part must be outside protection */
129 #include <trace/define_trace.h>