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authorLu Baolu <baolu.lu@linux.intel.com>2022-07-12 08:08:44 +0800
committerJoerg Roedel <jroedel@suse.de>2022-07-15 10:21:28 +0200
commit933ab6d30153f937ffa9471ce64207e6d9acf56e (patch)
tree61a103117aa8123bcb3197ba902d57e2d7103d2a /drivers/iommu
parentLinux 5.19-rc6 (diff)
downloadlinux-dev-933ab6d30153f937ffa9471ce64207e6d9acf56e.tar.xz
linux-dev-933ab6d30153f937ffa9471ce64207e6d9acf56e.zip
iommu/vt-d: Move trace/events/intel_iommu.h under iommu
This header file is private to the Intel IOMMU driver. Move it to the driver folder. Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Reviewed-by: Steve Wahl <steve.wahl@hpe.com> Link: https://lore.kernel.org/r/20220514014322.2927339-2-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/intel/dmar.c2
-rw-r--r--drivers/iommu/intel/svm.c2
-rw-r--r--drivers/iommu/intel/trace.c2
-rw-r--r--drivers/iommu/intel/trace.h98
4 files changed, 101 insertions, 3 deletions
diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index 9699ca101c62..f91b45be1d92 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -30,10 +30,10 @@
#include <linux/numa.h>
#include <linux/limits.h>
#include <asm/irq_remapping.h>
-#include <trace/events/intel_iommu.h>
#include "../irq_remapping.h"
#include "perf.h"
+#include "trace.h"
typedef int (*dmar_res_handler_t)(struct acpi_dmar_header *, void *);
struct dmar_res_callback {
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 7ee37d996e15..70b40d007a52 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -21,11 +21,11 @@
#include <linux/ioasid.h>
#include <asm/page.h>
#include <asm/fpu/api.h>
-#include <trace/events/intel_iommu.h>
#include "pasid.h"
#include "perf.h"
#include "../iommu-sva-lib.h"
+#include "trace.h"
static irqreturn_t prq_event_thread(int irq, void *d);
static void intel_svm_drain_prq(struct device *dev, u32 pasid);
diff --git a/drivers/iommu/intel/trace.c b/drivers/iommu/intel/trace.c
index bfb6a6e37a88..117e626e3ea9 100644
--- a/drivers/iommu/intel/trace.c
+++ b/drivers/iommu/intel/trace.c
@@ -11,4 +11,4 @@
#include <linux/types.h>
#define CREATE_TRACE_POINTS
-#include <trace/events/intel_iommu.h>
+#include "trace.h"
diff --git a/drivers/iommu/intel/trace.h b/drivers/iommu/intel/trace.h
new file mode 100644
index 000000000000..25cb7f88e1a2
--- /dev/null
+++ b/drivers/iommu/intel/trace.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Intel IOMMU trace support
+ *
+ * Copyright (C) 2019 Intel Corporation
+ *
+ * Author: Lu Baolu <baolu.lu@linux.intel.com>
+ */
+#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 */
+#undef TRACE_INCLUDE_PATH
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_PATH ../../drivers/iommu/intel/
+#define TRACE_INCLUDE_FILE trace
+#include <trace/define_trace.h>