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>
10 #define TRACE_SYSTEM intel_iommu
12 #if !defined(_TRACE_INTEL_IOMMU_H) || defined(TRACE_HEADER_MULTI_READ)
13 #define _TRACE_INTEL_IOMMU_H
15 #include <linux/tracepoint.h>
16 #include <linux/intel-iommu.h>
20 TRACE_EVENT(qi_submit,
21 TP_PROTO(struct intel_iommu *iommu, u64 qw0, u64 qw1, u64 qw2, u64 qw3),
23 TP_ARGS(iommu, qw0, qw1, qw2, qw3),
30 __string(iommu, iommu->name)
34 __assign_str(iommu, iommu->name);
41 TP_printk("%s %s: 0x%llx 0x%llx 0x%llx 0x%llx",
42 __print_symbolic(__entry->qw0 & 0xf,
43 { QI_CC_TYPE, "cc_inv" },
44 { QI_IOTLB_TYPE, "iotlb_inv" },
45 { QI_DIOTLB_TYPE, "dev_tlb_inv" },
46 { QI_IEC_TYPE, "iec_inv" },
47 { QI_IWD_TYPE, "inv_wait" },
48 { QI_EIOTLB_TYPE, "p_iotlb_inv" },
49 { QI_PC_TYPE, "pc_inv" },
50 { QI_DEIOTLB_TYPE, "p_dev_tlb_inv" },
51 { QI_PGRP_RESP_TYPE, "page_grp_resp" }),
53 __entry->qw0, __entry->qw1, __entry->qw2, __entry->qw3
57 TRACE_EVENT(prq_report,
58 TP_PROTO(struct intel_iommu *iommu, struct device *dev,
59 u64 dw0, u64 dw1, u64 dw2, u64 dw3,
62 TP_ARGS(iommu, dev, dw0, dw1, dw2, dw3, seq),
69 __field(unsigned long, seq)
70 __string(iommu, iommu->name)
71 __string(dev, dev_name(dev))
72 __dynamic_array(char, buff, MSG_MAX)
81 __assign_str(iommu, iommu->name);
82 __assign_str(dev, dev_name(dev));
85 TP_printk("%s/%s seq# %ld: %s",
86 __get_str(iommu), __get_str(dev), __entry->seq,
87 decode_prq_descriptor(__get_str(buff), MSG_MAX, __entry->dw0,
88 __entry->dw1, __entry->dw2, __entry->dw3)
91 #endif /* _TRACE_INTEL_IOMMU_H */
93 /* This part must be outside protection */
94 #include <trace/define_trace.h>