Trace all allocated PASIDs.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c | 4 ++++
drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 22 ++++++++++++++++++++++
2 files changed, 26 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
index 842caa5ed73b..3b9d318cf166 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
@@ -69,6 +69,9 @@ int amdgpu_pasid_alloc(unsigned int bits)
break;
}
+ if (pasid >= 0)
+ trace_amdgpu_pasid_allocated(pasid);
+
return pasid;
}
@@ -78,6 +81,7 @@ int amdgpu_pasid_alloc(unsigned int bits)
*/
void amdgpu_pasid_free(unsigned int pasid)
{
+ trace_amdgpu_pasid_freed(pasid);
ida_simple_remove(&amdgpu_pasid_ida, pasid);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
index cace7a93fc94..9890c39ee810 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
@@ -378,6 +378,28 @@ TRACE_EVENT(amdgpu_vm_flush,
__entry->vm_hub,__entry->pd_addr)
);
+DECLARE_EVENT_CLASS(amdgpu_pasid,
+ TP_PROTO(unsigned pasid),
+ TP_ARGS(pasid),
+ TP_STRUCT__entry(
+ __field(unsigned, pasid)
+ ),
+ TP_fast_assign(
+ __entry->pasid = pasid;
+ ),
+ TP_printk("pasid=%u", __entry->pasid)
+);
+
+DEFINE_EVENT(amdgpu_pasid, amdgpu_pasid_allocated,
+ TP_PROTO(unsigned pasid),
+ TP_ARGS(pasid)
+);
+
+DEFINE_EVENT(amdgpu_pasid, amdgpu_pasid_freed,
+ TP_PROTO(unsigned pasid),
+ TP_ARGS(pasid)
+);
+
TRACE_EVENT(amdgpu_bo_list_set,
TP_PROTO(struct amdgpu_bo_list *list, struct amdgpu_bo *bo),
TP_ARGS(list, bo),
--
2.14.1
