forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
94 lines
2.2 KiB
94 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* Intel IOMMU trace support |
|
* |
|
* Copyright (C) 2019 Intel Corporation |
|
* |
|
* Author: Lu Baolu <[email protected]> |
|
*/ |
|
#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> |
|
|
|
#define MSG_MAX 256 |
|
|
|
TRACE_EVENT(qi_submit, |
|
TP_PROTO(struct intel_iommu *iommu, u64 qw0, u64 qw1, u64 qw2, u64 qw3), |
|
|
|
TP_ARGS(iommu, qw0, qw1, qw2, qw3), |
|
|
|
TP_STRUCT__entry( |
|
__field(u64, qw0) |
|
__field(u64, qw1) |
|
__field(u64, qw2) |
|
__field(u64, qw3) |
|
__string(iommu, iommu->name) |
|
), |
|
|
|
TP_fast_assign( |
|
__assign_str(iommu, iommu->name); |
|
__entry->qw0 = qw0; |
|
__entry->qw1 = qw1; |
|
__entry->qw2 = qw2; |
|
__entry->qw3 = qw3; |
|
), |
|
|
|
TP_printk("%s %s: 0x%llx 0x%llx 0x%llx 0x%llx", |
|
__print_symbolic(__entry->qw0 & 0xf, |
|
{ QI_CC_TYPE, "cc_inv" }, |
|
{ QI_IOTLB_TYPE, "iotlb_inv" }, |
|
{ QI_DIOTLB_TYPE, "dev_tlb_inv" }, |
|
{ QI_IEC_TYPE, "iec_inv" }, |
|
{ QI_IWD_TYPE, "inv_wait" }, |
|
{ QI_EIOTLB_TYPE, "p_iotlb_inv" }, |
|
{ QI_PC_TYPE, "pc_inv" }, |
|
{ QI_DEIOTLB_TYPE, "p_dev_tlb_inv" }, |
|
{ QI_PGRP_RESP_TYPE, "page_grp_resp" }), |
|
__get_str(iommu), |
|
__entry->qw0, __entry->qw1, __entry->qw2, __entry->qw3 |
|
) |
|
); |
|
|
|
TRACE_EVENT(prq_report, |
|
TP_PROTO(struct intel_iommu *iommu, struct device *dev, |
|
u64 dw0, u64 dw1, u64 dw2, u64 dw3, |
|
unsigned long seq), |
|
|
|
TP_ARGS(iommu, dev, dw0, dw1, dw2, dw3, seq), |
|
|
|
TP_STRUCT__entry( |
|
__field(u64, dw0) |
|
__field(u64, dw1) |
|
__field(u64, dw2) |
|
__field(u64, dw3) |
|
__field(unsigned long, seq) |
|
__string(iommu, iommu->name) |
|
__string(dev, dev_name(dev)) |
|
__dynamic_array(char, buff, MSG_MAX) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->dw0 = dw0; |
|
__entry->dw1 = dw1; |
|
__entry->dw2 = dw2; |
|
__entry->dw3 = dw3; |
|
__entry->seq = seq; |
|
__assign_str(iommu, iommu->name); |
|
__assign_str(dev, dev_name(dev)); |
|
), |
|
|
|
TP_printk("%s/%s seq# %ld: %s", |
|
__get_str(iommu), __get_str(dev), __entry->seq, |
|
decode_prq_descriptor(__get_str(buff), MSG_MAX, __entry->dw0, |
|
__entry->dw1, __entry->dw2, __entry->dw3) |
|
) |
|
); |
|
#endif /* _TRACE_INTEL_IOMMU_H */ |
|
|
|
/* This part must be outside protection */ |
|
#include <trace/define_trace.h>
|
|
|