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Subject[PATCH v4 21/22] trace/iommu: add sva trace events
Date
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
---
include/trace/events/iommu.h | 112 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 112 insertions(+)

diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h
index 72b4582..e64eb29 100644
--- a/include/trace/events/iommu.h
+++ b/include/trace/events/iommu.h
@@ -12,6 +12,8 @@
#define _TRACE_IOMMU_H

#include <linux/tracepoint.h>
+#include <linux/iommu.h>
+#include <uapi/linux/iommu.h>

struct device;

@@ -161,6 +163,116 @@ DEFINE_EVENT(iommu_error, io_page_fault,

TP_ARGS(dev, iova, flags)
);
+
+TRACE_EVENT(dev_fault,
+
+ TP_PROTO(struct device *dev, struct iommu_fault_event *evt),
+
+ TP_ARGS(dev, evt),
+
+ TP_STRUCT__entry(
+ __string(device, dev_name(dev))
+ __field(int, type)
+ __field(int, reason)
+ __field(u64, addr)
+ __field(u32, pasid)
+ __field(u32, pgid)
+ __field(u32, last_req)
+ __field(u32, prot)
+ ),
+
+ TP_fast_assign(
+ __assign_str(device, dev_name(dev));
+ __entry->type = evt->type;
+ __entry->reason = evt->reason;
+ __entry->addr = evt->addr;
+ __entry->pasid = evt->pasid;
+ __entry->pgid = evt->page_req_group_id;
+ __entry->last_req = evt->last_req;
+ __entry->prot = evt->prot;
+ ),
+
+ TP_printk("IOMMU:%s type=%d reason=%d addr=0x%016llx pasid=%d group=%d last=%d prot=%d",
+ __get_str(device),
+ __entry->type,
+ __entry->reason,
+ __entry->addr,
+ __entry->pasid,
+ __entry->pgid,
+ __entry->last_req,
+ __entry->prot
+ )
+);
+
+TRACE_EVENT(dev_page_response,
+
+ TP_PROTO(struct device *dev, struct page_response_msg *msg),
+
+ TP_ARGS(dev, msg),
+
+ TP_STRUCT__entry(
+ __string(device, dev_name(dev))
+ __field(int, code)
+ __field(u64, addr)
+ __field(u32, pasid)
+ __field(u32, pgid)
+ ),
+
+ TP_fast_assign(
+ __assign_str(device, dev_name(dev));
+ __entry->code = msg->resp_code;
+ __entry->addr = msg->addr;
+ __entry->pasid = msg->pasid;
+ __entry->pgid = msg->page_req_group_id;
+ ),
+
+ TP_printk("IOMMU:%s code=%d addr=0x%016llx pasid=%d group=%d",
+ __get_str(device),
+ __entry->code,
+ __entry->addr,
+ __entry->pasid,
+ __entry->pgid
+ )
+);
+
+TRACE_EVENT(sva_invalidate,
+
+ TP_PROTO(struct device *dev, struct tlb_invalidate_info *ti),
+
+ TP_ARGS(dev, ti),
+
+ TP_STRUCT__entry(
+ __string(device, dev_name(dev))
+ __field(int, type)
+ __field(u32, granu)
+ __field(u32, flags)
+ __field(u8, size)
+ __field(u32, pasid)
+ __field(u64, addr)
+ ),
+
+ TP_fast_assign(
+ __assign_str(device, dev_name(dev));
+ __entry->type = ti->hdr.type;
+ __entry->flags = ti->flags;
+ __entry->granu = ti->granularity;
+ __entry->size = ti->size;
+ __entry->pasid = ti->pasid;
+ __entry->addr = ti->addr;
+ ),
+
+ TP_printk("IOMMU:%s type=%d flags=0x%08x granu=%d size=%d pasid=%d addr=0x%016llx",
+ __get_str(device),
+ __entry->type,
+ __entry->flags,
+ __entry->granu,
+ __entry->size,
+ __entry->pasid,
+ __entry->addr
+ )
+);
+
+
#endif /* _TRACE_IOMMU_H */

/* This part must be outside protection */
--
2.7.4
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